Combining Simulation and Animation of Queueing Scenarios in a Flash-Based Discrete Event Simulator. - Ruzelan Khalid; Wolfgang Kreutzer; Tim Bell 001 (UNISCON, 2009)

Optimal control of a continuous review production inventory system with Gamma distributed deterioration. - Md. Azizul Baten; Ruzelan Khalid (J. Intell. Fuzzy Syst., 2014)

The evaluation of pedestrians' behavior using M/G/C/C analytical, weighted distance and real distance simulation models. - Ruzelan Khalid; Mohd Kamal Mohd Nawawi; Luthful A. Kawsar; Noraida Abdul Ghani; Anton Abdulbasah Kamil; Adli Mustafa (Discret. Event Dyn. Syst., 2016)

Optimal production cycle time for inventory model with linear time dependent exponential distributed deterioration. - Md. Azizul Baten; Ruzelan Khalid (J. Intell. Fuzzy Syst., 2016)

Evaluating decision-making units under uncertainty using fuzzy multi-objective nonlinear programming. - Majid Zerafat Angiz Langroudi; Mohd Kamal Mohd Nawawi; Ruzelan Khalid; Adli Mustafa; Ali Emrouznejad; Robert I. John; Graham Kendall (INFOR Inf. Syst. Oper. Res., 2017)

Extended optimal stochastic production control model with application to economics. - Md. Azizul Baten; Ruzelan Khalid (J. Intell. Fuzzy Syst., 2017)

Developing a two-stage approach of super efficiency slack-based measure in the presence of non-discretionary factors and mixed integer-valued data envelopment analysis. - Mushtaq Taleb; Razamin Ramli; Ruzelan Khalid (Expert Syst. Appl., 2018)

Optimal routing of pedestrian flow in a complex topological network with multiple entrances and exits. - Ruzelan Khalid; Mohd Kamal Mohd Nawawi; Luthful A. Kawsar; Noraida Abdul Ghani; Anton Abdulbasah Kamil; Adli Mustafa (Int. J. Syst. Sci., 2020)

An integrated bi-objective data envelopment analysis model for measuring returns to scale. - Mushtaq Taleb; Ruzelan Khalid; Razamin Ramli; Mohammad Reza Ghasemi 001; Joshua Ignatius (Eur. J. Oper. Res., 2022)

Optimising pedestrian flow in a topological network using various pairwise speed-density models. - Ruzelan Khalid; Mohd Kamal Mohd Nawawi; Nurhanis Ishak; Md. Azizul Baten (Oper. Res. Decis., 2023)

A Decision Support System for Simulating and Predicting the Impacts of Various Tournament Structures on Tournament Outcomes. - Ruzelan Khalid; Muhammad Mat Yusof; Nurzahidah Che Rosli; Mohd Kamal Mohd Nawawi (Int. J. Comput. Sci. Sport, 2023)

Evaluating efficiency and ranking of suppliers using non-radial super-efficiency data envelopment analysis with uncontrollable factors. - Mushtaq Taleb; Ruzelan Khalid; Mamdooh Attallah; Razamin Ramli; Mohd Kamal Mohd Nawawi (Int. J. Comput. Math. Comput. Syst. Theory, 2023)

An integrated approach of discrete event simulation and a non-radial super efficiency data envelopment analysis for performance evaluation of an emergency department. - Mushtaq Taleb; Ruzelan Khalid; Razamin Ramli; Mohd Kamal Mohd Nawawi (Expert Syst. Appl., 2023)

A descent generalized RMIL spectral gradient algorithm for optimization problems. - Ibrahim Mohammed Sulaiman; P. Kaelo; Ruzelan Khalid; Mohd Kamal Mohd Nawawi (Int. J. Appl. Math. Comput. Sci., 2024)

An extended-directional mix-efficiency measure: Performance evaluation of OECD countries considering NetZero. - Mushtaq Taleb; Ali Emrouznejad; Vincent Charles; Ruzelan Khalid; Razamin Ramli (Comput. Ind. Eng., 2024)

An efficient gradient-based algorithm with descent direction for unconstrained optimization with applications to image restoration and robotic motion control. - Ibrahim Mohammed Sulaiman; Aliyu Muhammed Awwal; Maulana Malik; Ruzelan Khalid; Aida Mauziah Benjamin; Mohd Kamal Mohd Nawawi; Elissa Nadia Madi (PeerJ Comput. Sci., 2025)

Integrating discrete event simulation and data envelopment analysis for system performance and efficiency evaluation. - Ruzelan Khalid; Mohamad Amirrul Muqmin Mohamad Isa; Mohd Kamal Mohd Nawawi; Sahubar Ali Mohamed Nadhar Khan; Wan Laailatul Hanim Mat Desa; Razamin Ramli; Ramziddin Kucharov (J. Simulation, 2025)