1. Zainuddin, Z.M. and Salhi, S. An Investigation into Capacitated Continuous Location Problems. EWGLA (EURO Working Group on Location Analysis) Meeting XIV, Corfu, Greece.
2. Zainuddin, Z.M. and Salhi, S. Capacitated Continuous Location-Allocation Problems. Young OR 13, University of Bath, United Kingdom.
3. Zainuddin, Z.M. and Salhi.S. Tabu Search Heuristic for Capacitated Continuous Location Problems. ECCO (European Chapter on Combinatorial Optimization), American University of Beirut, Lebanon.
4. Hasan Basri, A. and Zainuddin, Z.M. Integration of Continuous Berth Allocation Problem and Quay Crane Scheduling: A Review. ISPC 2012 (International Science Postgraduate Conference), Universiti Teknologi Malaysia, Malaysia.
5. Zainuddin, Z. M. and Md. Sudin, A. Constructive heuristics for uncapacitated multisource weber problem with zone-dependent fixed cost. 1st Regional Conference on Applied and Engineering Mathematics (RCAEM-I) , Eastern & Oriental Hotel, Penang.
6. Ponnusamy, R.R. and Zainuddin, Z.M. Hybridizing SA and GA in Solving Unequal Size Facility Layout Problem. SKSM16 (Simposium Kebangsaan Sains Matematik Ke-16), Hotel Renaissance Kota Bharu, Kelantan, Malaysia.
7. Ponnusamy, R.R. and Zainuddin, Z. M. Mathematical modeling and simulated annealing based meta-heuristics for solving unequal size facility layout problem. MSU Information Sciences and Engineering Seminar 2010, Shah Alam.
8. Ponnusamy, R.R. and Zainuddin, Z. M. Solving unequal size facility layout problem using simulated annealing. Faculty of Science Postgraduate Conference 2010 (FSPGC 2010).
9. Rajendran, R. and Zainuddin, Z.M. Operations Research in Pharmacoeconomics: An Overview. 3rd International Conference on Biotechnology Engineering 2013.
10. Zainuddin, Z.M, Idris, B. and Yu-Ting Tan.Transient Analysis Of M/M/1 Queuing Theory: An Overview. 3rd International Science Postgraduate Conference 2015.
11. Abdul Aziz, Z. , Ahmad, N., Bahar. A, Omar, M.S.S .Challenge In Applying Quantitative Analysis On Bull Semen Quality In Malaysia. Simposium Kebangsaan Sains Matematik Ke-23.
12. Tarmizi Islmail , Sobri bin Harun , Shamsuddin Shahid , Zaitul Marlizawati Zainudin , Mahiuddin Alamgir , and Usman Ullah Sheikh. Prediction In Ungauged River Basin In The West Coast Of Peninsular Malaysia Using Linear Regression Model. 3rd International Conference On Water Resources (Icwr 2015).
13. Sadikon, Sharifa Amalina and Zainuddin, Zaitul Marlizawati. Application of The Promethee II Method in Overcoming The Bottleneck Problem in An Emergency Department. In: Simposium Projek Sarjana Muda Sains, 22-23 June, 2015, Johor Bahru, Johor.
14. Nurul Ain Alzafry Mohamed Alnassif and Zaitul Marlizawati Zainuddin. Linear Programming And Genetic Algorithm Approach For Personnel Assignment Modelled As Transportation Problem. Final Year Project Proceeding, 2016, Department of Mathematical Sciences, UTM.
15. Zainuddin, Z. M., & Azhar, A. N. (2017). Route optimization of Muafakat Johor bus service. eProceedings Chemistry, 2(2).
16. Dike, C. O., Zainuddin, Z. M., & Dike, I. J. (2017). Susceptible Infected Removed Epidemic Model Extension for Efficient Analysis of Ebola Virus Disease Transmission. Advanced Science Letters, 23(9), 9107-9114
17. Azrul Naim Azhar and Zaitul Marlizawati Zainuddin. Vehicle Routing Problem with Time Windows Model and Solution for Muafakat Johor Bus Service. Final Year Project Proceeding, 2017, Department of Mathematical Sciences, UTM
18. Zaitul Marlizawati Zainuddin, Akbar Banitelebidehkorbi, Syarifah Zyurina Nordin,
Nur Arina Bazilah Aziz , Farhana Johar. Optimization of UTM Bus Services. International Seminar on Mathematics in Industry 2017, August 1-2, 2017, Pulai Springs Resort, Johor Bahru, Malaysia
