Associate Professor Dr. Dzati Athiar Ramli

Personal Info

Ph.D (Electrical, Electronic & System Engineering),
Universiti Kebangsaan Malaysia (UKM).

M.Sc. (Computational Mathematics & CAGD),
Universiti Sains Malaysia (USM).

B.App.Sc. (Computational Mathematics & CAGD),
Universiti Sains Malaysia (USM).

Tel : +604 5996028
Fax : +604 5996909
Email : This email address is being protected from spambots. You need JavaScript enabled to view it.

Researcher Identifiers
Researcher ID : AAA-7188-2020 
ORCID : 0000-0002-4392-2895
Scopus Author ID : 22433855400
Google Scholar ID : ThC27OgAAAAJ
USM Expertise Link : https://experts.usm.my/cvitae/dzati

Last Updated on 19.06.2023

Research Area

• Computational Intelligence, Biometrics and Intelligence System

Last Updated on 03.02.2020

Research Interest

• Computational Intelligence (Blind Source Separation, Sparse Representation, I Vector, Fuzzy Logic)
• Biometrics (Voice, Heartbeat (ECG), Lip-Reading, Palm-Print, Palm-Vein, Bioacoustics Sound)
• Intelligent System (Stroke Detection, Heartbeat Biometrics, Neural Machine Translation)

Last Updated on 03.02.2020

Selected Publications

ISI / SPRINGER / SCOPUS/ IEEE Listed

1.    Dzati Athiar Ramli, Haryati Jaafar. 2016 Peak Finding Algorithm to Improve Syllable Segmentation for Noisy Bioacoustic Sound Signal, Procedia Computer Science 96 (2016), 100-109, Elservier ScienceDirect.

2.    Dzati Athiar Ramli, Hooi Man Yeap, Chee Kai Jye. Development of Heartbeat Detection Kit For Biometric Authentication System. Procedia Computer Science 96 (2016), 305-314, Elservier ScienceDirect.

3.    Haryati Jaafar, Salwani Ibrahim, Dzati Athiar Ramli. 2015. A Robust and Fast Computation Touchless Palm Print Recognition System Using LHEAT and the IFkNCN Classifier, Computational Intelligence and Neuroscience, pp. 1-17. ISSN 16875265. ISI.

4.    Nor Salwani Ibrahim, Ng Yan Duan, Dzati Athiar Ramli. 2017. Automatic Detection of Embolic Signal for Stroke Prevention. Lect. Notes Electrical Eng., Vol. 398, Haidi Ibrahim et al: Springer Verlag, 978-981-10-1719-3, 339721_1_En (65).

5.    Amir Hajian, Dzati Athiar Ramli. 2017. Analysis of Finger Vein Feature Extraction Using Cross-Sectional Profile Approach. Lect. Notes Electrical Eng., Vol. 398, Haidi Ibrahim et al: Springer Verlag, 978-981-10-1719-3, 339721_1_En (65).

6.    Najah Ghazali, Dzati Athiar Ramli. 2015. Statistical Features for Emboli Identification Using Clustering Technique. Advances in Intelligent Systems and Computing (Proceedings of 3rd International Conference on Computer Science, Applied Mathematics and Applications - ICCSAMA 2015), Publisher Springer Switzerland, volume 358, pp 267-277.  ISSN 2194-5357 (SPRINGER)

7.    Mohd Azha Mohd Salleh, Noor Salwani Ibrahim, Dzati Athiar Ramli. 2014. Data Reduction on MFCC Features Based on Kernel PCA for Speaker Verification System.  WALIA Journal, volume 30(S2), pp. 56-62. ISSN 1026-3861 (SCOPUS)

8.    Lau Su Ching, Noor Salwani Ibrahim, Dzati Athiar Ramli. 2014. Development Of Multibiometric Verification System Based on Speech and Palmprint Information, Australian Journal of Basic and Applied Science-AJBAS. (SCOPUS) (Accepted-In press)

9.    Tan Wan Chien,  Haryati Jaafar, Dzati Athiar Ramli, Bakhtiar Afendi Rosdi, Shahriza Shahrudin. 2014. Intelligent Frog Species Identificaion on Android Operating System, International Journal of Circuits, Systems and Signal Processing (JCSSP), volume 8, pp. 137-148. ISSN 1998-4464(SCOPUS).

10.    Tan Wan Chien, Hooi Man Yeap, Chee Kai Jye, Dzati Athiar Ramli. 2014. Towards Implementation of Sparse Representation Classifier (SRC) Based Heartbeat Biometric System. In Nikos Mastorakis and Valeri Mladenov. Lecture Notes in Electrical Engineering (Computational Problem in Engineering), Publisher Springer Cham Heidelberg New York Dordrecht London, volume 307, pp. 189-202. ISBN 978-3-319-03966-4. (SPRINGER).

11.    Haryati Jaafar, Dzati Athiar Ramli, Bakhtiar Afendi Rosdi, Shahriza Shahrudin. 2014. Frog Identification System based on Local Means K-Nearest Neighbors with Fuzzy Distance Weighting. In H.A. Mat Sakim and M.T. Mustaffa (Eds.) Lecture Notes in Electrical Engineering (The 8th International Conference on Robotic, Vission, Signal Processing & Power Applications – Innovation Excellence Toward Humanistic Technology), Publisher Springer Singapore, volume 291, pp. 153-160. ISBN 978-981-4585-41-5 (SPRINGER).

12.    Haryati Jaafar, Dzati Athiar Ramli, Shahriza Shahrudin, 2013. MFCC based Frog Identification system in Noisy Environment. IEEE International Conference on Signal and .mage Processing Applications - IEEE ICSIPA 2013, pp 123-127. ISBN 978-1-4799-0267-5  (SCOPUS).

13.    Haryati Jaafar, Dzati Athiar Ramli. 2013. Automatic Syllables Segmentation for Frog Identification System, Proceeding – 2013 IEEE 9th International Colloqiuium on Signal Processing and its Application (CSPA 2013), pp. 224-228. ISBN 978-1-4673-5608-4 (SCOPUS).

14.    Lydia Abdul Hamid, Dzati Athiar Ramli. 2013. Quality based Speaker Verification System using Fuzzy Inference Fusion Scheme. Journal of Computer Science. Volume 10, Issue 3. pp 530-540. ISSN 15493636. (SCOPUS).

15.    Salwani Ibrahim, Dzati Athiar Ramli. 2013. Evaluation on Palm-Print ROI Selection Techniques for Smart Phone based Touch-less Biometric System. American Academic & Schorlarly Research Journal. Vol 5 No 5. (SCOPUS).

16.    Haryati Jaafar, Dzati Athiar Ramli. 2013. A Review of Multibiometric System with Fusion Strategies and Weighting Factor. International Journal on Computer Science and Engineering (IJCSE). Vol 2 No 4. ISSN 2319-7323.

17.    Clifford Loh Ting Yuan, Dzati Athiar Ramli. 2013. Frog Sound Identification System for Frog Species Recognition, In Phan Cong Vinh et al. (Eds.), Lecture Notes of the Institute for Computer Sciences, Social Informatics & Telecommunication Engineering (Context-Aware System and Applications), Publisher Springer Berlin Heidelberg,  volume 109, pp. 41-50. ISBN 978-1-936968-65-7. (SPRINGER).

18.    Aini Hafizah Mohd Saod, S.N. Sulaiman, N.A. Harron, A. Ahmad, S.A. Ramlan, Dzati Athiar Ramli. 2013. Evaluation on Data – Speaker Dependendability Approaches for Speech Recognition Tasks, Proceeding – 2012 IEEE International Conference on Control System, Computing and Engineering (ICCSCE 2012), pp. 254-258ISBN 978-1-4673-3142-5. (SCOPUS)

19.    Lydia Abdul Hamid, Dzati Athiar Ramli. 2012. Comparative Study on Multibiometric Fusion Methods to Quality degradation of Biometric Data. Wulfenia Journal. 19(10). ISSN 1561-882X. (SCOPUS).

20.    Chia Chin Lip, Dzati Athiar Ramli. 2012. Comparative Study on Feature, Score and Decision Level Fusion Schemes for Robust Multibiometric Systems, In Sabo Sambath and Egui Zhu (Eds.), Advances in Intelligent and Soft Computing (Frontiers in Computer Education), Publisher Springer Berlin Heidelberg, volume 133, pp. 941-948. ISBN 978-3-642-275524. ISI.( SPRINGER).

21.     Muhammad Hazim Hasan, Haryati Jaafar, Dzati Athiar Ramli. 2012. Evaluation on Score Reliability for Biometric Speaker Authentication Systems, Journal of Computer Science, 8, 9, 1554-1563. ISSN 1549-3636. (SCOPUS)

22.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2010. Performances of Speech Signal Biometric Systems based on Signal to Noise Degradation, In Alvaro Herrero et al. (Eds.), Advances in Intelligent and Soft Computing (Computational Intelligence in Security for Information System 2010, volume 85, 1, pp.  73-80. ISI.( SPRINGER).

23.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2009. An Adaptive Fusion using SVM based Audio Reliability Estimation for Biometric Systems. Lecture Notes in Engineering and Computer Science, 99-104. ISI.( SPRINGER).

24.    Salina Abdul Samad, Dzati Athiar Ramli, Aini Hussain. 2007. A Multi-Sample Single-Source Model using Spectrographic Features for Biometric Authentication. IEEE International Conference on Information, Communications and Signal Processing (ICICS 2007), vol 1-4, 845-849. ISI.

25.    Salina Abdul Samad, Dzati Athiar Ramli, Aini Hussain. 2007. Comparative Study on Several Multi-Sample Fusion Schemes for Speaker Verification System. WSEAS International Conference on Circuit, System, Electronics, Control & Signal Processing (CSECS 2007), Book Series: Electrical & Computer Engineering 2007, ps. 335-340. ISI.

26.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2010. An Adaptive Multibiometric Systems for Uncertain Audio Condition. In Sio-long Ao and Len Gelman. Electronic Engineering and Computing Technology, Lecture Notes in Electrical Engineering, Publisher Springer-Verlag Berlin Heidelberg, vol 60. ISBN 978-90-481-8775-1. ( SPRINGER).

27.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2008. Score Information Decision Fusion using Support Vector Machine for a Correlation Filter Based Speaker Authentication System. In E. Corchado et al. (Eds.). Advances in Soft Computing. Lecture Notes in Computer Science (Artificial Intelligent Series), Publisher Springer-Verlag Berlin Heidelberg, volume 53, ps. 235-242. ISSN 1615-3871 (print) 1860-0794 (online). ISBN 978-3-540-88180-3. (SPRINGER).

28.    Salina Abdul Samad, Dzati Athiar Ramli, Aini Hussain. 2007. Person Identification using lip motion sequence. In B. Apolloni et al. (Eds.), Lecture Notes in Computer Science (Artificial Intelligent Series), Publisher Springer-Verlag Berlin Heidelberg, part 1, LNAI 4692, ps. 839-846. ISBN 978-3-540-74817-5. ( SPRINGER).

29.    Dzati Athiar  Ramli,  Ahmad Fauzan Kadmin, Mohd Yusof Mashor, Nor  Ashidi Mat Isa 2004. Diagnosis of Cervical Cancer Using Hybrid Multilayered Perceptron (HMLP) Network, In Negoita, Gh. et al. Knowledge-Based Intelligent Information and Engineering Systems. Lecture Notes in Computer Science, Publisher- Springer Verlag Heidelberg, Volume 3213/2004. ISSN 0302-9743 ISBN 3-540-23318-0. ( SPRINGER).

30.    Lydia Abdul Hamid, Dzati Athiar Ramli, Performances of Qualitative Fusion Scheme for Multi-biometric Speaker Verification Systems in Noisy Condition. Journal of Applied Sciences, Journal of Applied Sciences, 2012, 12, 1, 1282-1289. ISSN 8682-5654. (SCOPUS)

31.    Aini Hafizah Mohd Saod, Dzati Athiar Ramli, 2011. Preliminary Study on Classificationof Apraxia Speech using Support Vector Machine. Australian Journal of Basic and Applied Sciences (AJBAS), vol 5(9):2060-2071, 2011. ISSN 1991-8178. (SCOPUS)

32.    NurulHayati Che Rani, Dzati Athiar Ramli, Khairul Anuar Ishak., 2011. Performance of Weighted Sum-Rule Scheme for Multi-Instance and Multi-Modal Biometric Authentication System. World Applied Sciences Journal (IDOSI Journal), vol 12(11):2160-2167, 2011. ISSN 1818-4952. (Scopus).

33.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2008. A UMACE Filter Approach to Lipreading in Biometric Authentication System. International Journal of Applied Science 8(2): 280-287. ISSN 1812-5654. (Scopus).

34.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2009. A Multibiometric Speaker Authentication System with SVM Audio Reliability Indicator. IAENG International Journal of Computer Science (IJCS-Special Issues) 36(4): 313-321. ISSN 1819-9224, 1819-656X. (Scopus).

35.    Salina Abdul Samad, Dzati Athiar Ramli, Aini Hussain. 2007. Lower Face Verification Centered on Lips using Correlation Filters. 2007. International Journal of Information Technology 2007 6(8): 1146-1151. ISSN 1812-5638. (Scopus).

36.    Nor Ashidi Mat Isa, Fakroul Ridzuan Hashim, Fong Wai Mei, Dzati Athiar Ramli, Wan Maznah Wan Omar & Kamal Zuhairi Zamli. 2006. Predicting Quality of River’s Water Based on Algae Composition using Artificial Neural Network. 2006 IEEE International Conference on Industrial Informatics (INDIN’06), pp. 1340-1345. Singapore, 16-18 August 2006. (Scopus).

Others
37.    Haryati Jaafar, Dzati Athiar Ramli. 2014. Effect of natural background noise and man-made noise on automated frog calls identification system. Journal of Resources and Sustainable Science, vol 3: 208-213,ISSN 2289-3946

38.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2010. A Correlation Filter Based Biometric Speaker Authentication Systems. World Applied Sciences Journal (IDOSI Journal), vol 9(3): 259-267, 2010. ISSN 1818-4952.

39.    Dzati Athiar Ramli, NurulHayati Che Rani, Khairul Anuar Ishak. 2010. A Multi-Instance Speech Signal Data Fusion Approach for Biometric Speaker Authentication System Enhancement. World Applied Sciences Journal (IDOSI Journal) vol 10(7): 847-852, 2010. ISSN 1818-4952.

40.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2010. Audio-Visual Based Multi-Sample Fusion to Enhance Correlation Filters Speaker Verification System. International Journal on Computer Science and Engineering (IJCSE Journal), vol.02 (04), 2010, 1286-1294. ISSN 0975-3397.

International proceedings

41.    Haryati Jaafar, Dzati Athiar Ramli. 2015. Robust Syllable Segmentation Of The Automatic Frog Calls Identification System. International Conference on Environmental Forensics (iENFORCE2015).

42.    Najah Ghazali, Haryati Jaafar, Dzati Athiar Ramli. 2015. Comparative Study On Different Features Extraction And Classifiers For Emboli Identification. 19th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems.

43.    Hooi Man Yeap, Chee Kai Jye, Dzati Athiar Ramli, Haryati Jaafar. 2015. Hybrid Heartbeat Detection Kit As Biometrics And Heart Monitoring (ID-Care). 19th International Conference on Knowledge-Based and Intelligent Information & Engineering Systems.

44.    Haryati Jaafar, Salwani Ibrahim, Dzati Athiar Ramli. 2014. The Local Histogram Equalization and Adaptive Thresholding for Hand-Based Biometric Systems, Proceeding of the 1st International Conference on Mathematical Methods & Computational Techniques in Science & Engineering (MMCTSE 2014). Athens, Greece. November 28-30 2014, pp. 168-173. ISBN: 978-1-61804-256-9.

45.    Najah Ghazali, Haryati Jaafar, Dzati Athiar Ramli. 2014. Microembolus Classification Using MFCC and LPC Feature Extractions, Proceeding of the 2nd International Conference on Electronics, Signal Processing and Communications (ESPCO 2014). Athens, Greece. November 28-30 2014, pp. 185-190. ISBN: 978-1-61804-254-5.

46.    Noor Salwani Ibrahim, Haryati Jaafar, Dzati Athiar Ramli. 2014. Robust Palm Print Verification System Based On Evolution Kernel Principal Component Analysis, IEEE International Conference on Control System, Computing and Engineering 2014 (ICCSCE 2014). Penang, Malaysia. November 28-30 2014.

47.    Tan Wan Chien, Dzati Athiar Ramli, Implementation of Sparse Representation Classifier (SRC) to Heartbeat  Biometrics. Proceeeding of the 2014 International Conference on Communications, Signal Processing and Computers, EUROPMENT, Interlaken, Switzerland, pp.36-42,ISBN 978-1-61804-215-6, ISSN 1790-5117.

48.    Haryati Jaafar, Dzati Athiar Ramli, Comparative Study on Differnt Classifiers for Identification System based on Bioacoustic Signal Analysis, Proceeeding of the 2014 International Conference on Communications, Signal Processing and Computers, EUROPMENT, Interlaken, Switzerland,  pp.172-176, ISBN 978-1-61804-215-6, ISSN 1790-5117.

49.    Lydia Abdul Hamid, Dzati Athiar Ramli, Quality based Speaker Verification Systems using Fuzzy Inference Fusion Scheme, Proceeeding of the 2014 International Conference on Communications, Signal Processing and Computers, EUROPMENT, Interlaken, Switzerland, pp.96 -103, ISBN 978-1-61804-215-6, ISSN 1790-5117.

50.    Salina Abdul Samad, Dzati Athiar Ramli, Aini Hussain. 2007. Region Selection for Robust Face Verification using UMACE Filters. IEEE International Conference on Electrical Engineering and Informatics (ICEEI 2007). 17-19 June 2007, ITB, Bandung, Indonesia. pp. 611- 614. ISBN 978-979-16338-0-2.

51.    Salina Abdul Samad, Dzati Athiar Ramli, Aini Hussain. 2007. Audio Visual Fusion in Multi Modal Biometric System Utilizing UMACE Filters. Invited paper in Malaysia-Japan International Symposium on Advanced Technology (MJISAT 2007). 12-15 Nov 2007, Kuala Lumpur, Malaysia. CD-ROM.

52.    Dzati Athiar Ramli, Hashim, F.R., Nor Ashidi Mat Isa, Muhamed Saleh, J.  RLS Algorithm for Classification of Cervical Cells using HiMLP network. Proceedings of the AEESEAP International Conference 2005. Kuala Lumpur, Malaysia, 7-8 June, 2005.

53.    Hong, J.H., Junita Muhamed Saleh, Dzati Athiar Ramli, Abdul Salam, R. “Improve Image Reconstruction Algorithm For Electrical Capacitance Tomography. Proceedings of the International Conference on Robotics, Vision, Information and Signal Processing, ROVISP 2005. Pulau Pinang, 20-22 July, 2005.

54.    Dzati Athiar Ramli, Hashim, F.R., Nor Ashidi Mat Isa, Muhamed Saleh, J., Abdul Wahab, A.A. Hybrid Multilayered Perceptron (HMLP) Network trained by RLS and MRPE Algorithm for Classification of Cervical Cells. International Conference for Intelligent Systems 2005 (ICIS2005). Kuala Lumpur, 1-3 Dec, 2005.

55.    Dzati Athiar Ramli, Mohanadas, V., Mashor, M.Y., Nor Ashidi Mat Isa. Adaptive Fuzzy C-Mean for Segmentation of Cervical Cell. International Conference for Intelligent Systems 2005 (ICIS2005). Kuala Lumpur, 1-3 Dec, 2005.

56.    Junita Muhamed Saleh, Dzati Athiar Ramli, Abdul Wahab, A.A., Abdul Salam, R.  Intelligent Gas-Oil Flow Pattern Recognizer Using Capacitance-Based Tomography.  International Conference for Intelligent Systems 2005 (ICIS2005). Kuala Lumpur, 1-3 Dec, 2005.

57.    Aiezaal Abdul Wahab, A.A., Yahya, A.S., Junita Muhamed Saleh, Dzati Athiar Ramli, Siew Peng, C. Optimum Electrical Capacitance Tomography (ECT) Sensor For Oil-Fraction Estimation. International Conference on Quantitative Sciences and Its Applications 2005 (ICOQSIA 2005). Kuala Lumpur, 6-8 Dec, 2005.

58.    Dzati Athiar Ramli, Mashor, M.Y., Nor Ashidi Mat Isa, Shahwan, S. A.2004. Diagnosis of Cervical Cancer using Multilayered Perceptron (MLP) Network. Proceedings of  the International Federation for Medical and Biological Engineering (BIOMED2004). pp. 25-28.  Kuala Lumpur, Malaysia, 2-4 Sept, 2004.

National Conferences

59.     Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2007. Voice Print Analysis via Morphological Image Processing for Speaker Verification. IEEE 5th Student Conference on Research and Development (SCORed 2007). 11-12 Dec 2007, Bangi, Malaysia. 1-4244-1470-9/07.

60.    Dzati Athiar Ramli. 2008 A Correlation Filter-Based Biometric Authentication System using Lipreading and Speech Signal. Digital Signal Processing (DSP), Post graduate Research Seminar 2008, ps. 45-62.

61.    Dzati Athiar Ramli, Salina Abdul Samad, Aini Hussain. 2007. A Multi Sample Single Source Model for Biometric Speaker Authentication System. Seminar Penyelidikan Siswazah, Fakulti Kejuruteraan UKM (SPS 2007). 28-30 August 2007, ps. 126-130, ESSET Bangi, Malaysia.

62.     Dzati Athiar Ramli. Fungsi-fungsi teritlak splin-B pada muka jaringan segiempat mudah. Prosiding simposium kebangsaan sains matematik ke-9. pp. 80-84. Kuala Lumpur, Malaysia, 18-20 Julai, 2001.

63.     Dzati Athiar Ramli. Fungsi-fungsi teritlak splin-B pada bucu jaringan segiempat mudah. Prosiding simposium kebangsaan sains  matematik ke-10. pp. 242-249. Johor Bahru, Malaysia, 23-24 Disember, 2002.

64.    Dzati Athiar Ramli, Ahmad Shukri Yahya. Pembangunan perisianmultimedia untuk kursus matematik kejuruteraan. Prosiding simposium kebangsaan sains matematik ke-11. pp. 386-390. Kota Kinabalu, Malaysia, 22-24 Disember, 2003.

65.    Ahmad Shukri Yahya, Dzati Athiar Ramli. Prestasi matematik pelajar Kejuruteraan Awam, Universiti Sains Malaysia. Prosiding simposium kebangsaan sains matematik ke-11. pp. 447-451. Kota Kinabalu, Malaysia, 22-24 Disember, 2003.

University Texbooks

66.    Ahmad Shukri Yahya, Dzati Athiar Ramli, et. al..2016, Engineering Calculus,Penerbit Universiti Sains Malaysia., 288 pages.

67.    Dzati Athiar Ramli, Norizah Mohamad, Husna Md. Yusof, Hazmarini Husin, 2011, Ordinary Differential Equations, Universiti Sains Malaysia, ISBN 978-967-394-059-2, 103 pages.

68.    Norizah Mohamad, Dzati Athiar Ramli, et. al.. 2010, Fourier Analysis with Applications in Partial Differential Equations. Universiti Sains Malaysia, ISBN 978-983-44151-9-8, 119 pages.

69.    Glyn James, Dzati Athiar Ramli, et. al.. 2005. Basic Engineering Mathematics, Prentice Hall, Pearson Malaysia Sdn. Bhd., 436 pages.

70.    Glyn James, Dzati Athiar Ramli, et. al.. 2005. Advanced Engineering Mathematics, Prentice Hall, Pearson Malaysia Sdn. Bhd., 339 pages.

71.    Ahmad Shukri Yahya, Dzati Athiar Ramli, et. al..2003, Buku Rumus Matematik Untuk Pelajar IPTA/IPTS, Prentice Hall, Pearson Malaysia Sdn. Bhd., 80 pages.

72.    Dzati Athiar Ramli. 2004. Persamaan Pembezaan Biasa untuk Pelajar Kejuruteraan dan Sains, Prentice Hall, Pearson Malaysia Sdn. Bhd., 124 pages.

73.    Dzati Athiar Ramli, Husna Md. Yusuf, 2005. Differentiation: Problem & Solution, Prentice Hall, Pearson Malaysia Sdn. Bhd., 45 pages.  

74.    Dzati Athiar Ramli, Husna Md. Yusuf, 2005. Integration: Problem & Solution, Prentice Hall, Pearson Malaysia Sdn. Bhd., 46 pages.

Grants