Volume 43 No 2

An Optimization Model for Hotel Housekeeping Personnel Scheduling in Pandemic Outbreak 

Zuraida Alwadood, Norlenda Mohd Noor, and Nurul Ainaa Mainor 

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Relationship between Rational Speculative Bubbles in Stock Market and Gross Domestic Product 

Nurharyanti Borhan and Nurfadhlina Abdul Halim 

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Comparison of the AIM Conjugate Gradient Method Under Exact and Inexact Line Search for Solving Unconstrained Optimization Problems 

F. N. Za’aba and Marjugi S. M 

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The Impact of COVID-19 on Industrial Products and Services Sector of Bursa Malaysia by using Minimum Spanning Tree 

Hafizah Bahaludin and Siti Nur Afiqah Muhammad Syafiq 

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Risk Factors for Pneumonia Hospitalization in Children 

Lim Fong Peng, Siti Nur Izzatie Mohd Jasni, Wendy Ling Shin Yie, and Yap Hong Keat

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