Progress in Engineering Application and Technology

About the Periodical

Progress in Engineering Application and Technology (PEAT) is an Open Access Periodical that focuses on publishing high quality article from conferences or research seminars in Faculty of Engineering Technology, Universiti Tun Hussein Onn Malaysia. PEAT will publish article from all important topics in the field of Engineering Application and Technology. The topic includes but not limited to the recent research trend and its technological advancement in Chemical, Civil, Electrical, Mechanical, and Transportation Engineering Technology.

Current Issue

Vol. 7 No. 1 (2026): PEAT

Published: 19-05-2026

Electrical, Electronics, and Energy

Wearable Knee Support Sensor for Real-Time Knee Flexion Monitoring

Ayffa Eriqha Rajali, Muhammad Rusydi Muhammad Razif, Nurul Hasyimah Mohd Mustapha, Ili Najaa Aimi Mohd Nordin, Muhammad Ammar Hafidz Mohamed Azly

164-173
- PDF 107
- Abstract View 84
Implementation of Prototype Solar-Powered Wireless Electric Vehicle Charging Station

Damia Amanina, Lam Hong Yin

174-179
- PDF 63
- Abstract View 67
Implementation of Solar Driven Aquaponics Model for Energy Efficient Urban Farming

Datu Mohammad Iskandar Datu Mohd Ayub, Lilywati Bakar, Farahiyah Mustafa

180-196
- PDF 117
- Abstract View 80
Microcontroller Based Automatic Power Factor Correction System

Harish Ravindran, Lilywati Bakar

197-204
- PDF 51
- Abstract View 82
Solar-Powered Smart Shelter with QR Code Access Control

Mohamad Farid Hakimi Uzali, Azuwien Aida Bohari

205-218
- PDF 43
- Abstract View 65
Development and Optimization of an Urban-Scale Omnidirectional Wind Turbine with Integrated Solar Power System

Muhamad Aiman Ahmad Erawan, Faridah Hanim Mohd Noh

219-225
- PDF 59
- Abstract View 41
Hybrid Solar-Rainwater Harvesting System for Small Agriculture Uses

Muhamad Haikal Adnan Suzilman, Omar Abu Hassan

226-236
- PDF 47
- Abstract View 98
Predictive Maintenance of Electric Motors Using Machine Learning, IoT and Vibration Analysis

Muhammad Ammar Hakimi Md Nor, Maizul Ishak

237-241
- PDF 72
- Abstract View 97
Electrical Power Generation from Refrigerator Waste Heat Using Thermoelectric Generator for Small Device Charging

Nur Aisyah Asyikin Saidi, Nor Aira Zambri

242-248
- PDF 90
- Abstract View 63
Design and Development of a Solar and Hand-Cranked Dynamo-Based with Battery Storage for Low Power Device Charging

Vaishinavi Subramaniam, Md Nor Ramdon Baharom

249-257
- PDF 63
- Abstract View 98
Static Ups System Using Dual Power Source and Wireless Control

Nor Azriq Ilham Nor Azmi, Azuwien Aida Bohari

285-266
- PDF 37
- Abstract View 44
IoT-Enabled Automated Circuit Breaker with Password Protection for Smart Homes using Arduino and ESP8266

Lee Kuan Pang, Mohd Fadly Abd Razak

267-281
- PDF 54
- Abstract View 98
Study on Seawater Intrusion Detection and Investigation in the Muar River Basin.

Shangkari Sivaraju, Mohd Shamian Zainal

282-289
- PDF 54
- Abstract View 48
AI-Powered Smart Warehouse Monitoring System Using NodeMCU ESP 32

Yong Jin Wei, Azlina Bahari

290-297
- PDF 53
- Abstract View 65
Development of Flood Risk Prediction Model Using Water Level and Rainfall Volume Using Multiple Regression Analysis

Brian Law, Azlina Bahari, Aimi Syamimi Ab Ghafar, Muhammad Faizal Ismail

298-306
- PDF 32
- Abstract View 48
Automated Conveyor Belt Object Counting with Integrating Real-Time Monitoring Dashboard

Ng Wen Kang, Mohd Fadly Abd Razak

307-314
- PDF 47
- Abstract View 120
Smart Rooftop Cooling and Ventilation System

Fatihatul Ainur Omar, Mohd Hakimi Zohari

315-322
- PDF 44
- Abstract View 46
Mobile Application for Vehicle Maintenance and Scheduling System

Nur Qamarina Balqis Ballia, Aimi Syamimi Ab Ghafar

323-327
- PDF 41
- Abstract View 67
Geofencing-Based Real-Time Monitoring System for Endangered Animal Tracking and Protection

Tasha Nadira Abdullah, Aimi Syamimi Ab Ghafar

328-338
- PDF 48
- Abstract View 63
Smart Watch for Elderly Using Microcontroller with Voice Recognition

Too Min Hui, Mohd Hezri Mokhtar

339-347
- PDF 38
- Abstract View 52
Real-Time Phishing Detection Using Microcontroller and Machine Learning

Umie Maizatul Akma Kamarudin, Mohd Hezri Mohd Lwi@Mokhtar

348-356
- PDF 41
- Abstract View 75
AIRVIS 3D: Real Time Indoor Air Quality Dashboard for and Gas Leak Detection

Nur Fatin Zahirah Zulkanain, Faiz Asraf Saparudin

357-365
- PDF 32
- Abstract View 56
IoT-Based Smart System for Monitoring and Automating Lemongrass Cultivation

Muhammad Dzharfan Alkonso, Mohd Shamian Zainal

366-373
- PDF 44
- Abstract View 48
IoT-Based Water Quality Sensor Node with Cloud Storage and Iterative Dashboard

Choong Jun An, Azlina Bahari, Aimi Syamimi Bahari, Muhammad Faizal Ismail

374-379
- PDF 38
- Abstract View 59
Development of a Hybrid Edge-Cloud Integrated Multi-Sensors Monitoring System Dashboard

Ivan Sik Wei Eu, Azlina Bahari, Brian Jia Ching Law, Aimi Syamimi Ab Ghafar

380-388
- PDF 41
- Abstract View 48
Air Quality Monitoring System With Mariadb Integration And Real-Time Dashboard For Data Visualization

Syarifah Ainul Mardhiah Syed Abdul Khalim, Huda A Majid

389-395
- PDF 35
- Abstract View 55
Development of a Solar-Powered IoT-Based Flood Monitoring and Early Warning System with LoRa32 and TTN Integration for Remote Area Applications

Mimi Normazleen Mohamad Som, Mohd Hezri Mohd Lwi@Mokhtar

396-403
- PDF 66
- Abstract View 113
Testbed Development of IoT-Based Volumetric 3D Air Monitoring for Indoor Artificial Photosynthesis Applications

Nik Syazwa Najihah Nik Zin, Faiz Asraf Saparudin

404-412
- PDF 42
- Abstract View 39
A Study on Gateway and Multiple Sensor Nodes Communication in IoT-Based Flood Monitoring System

Siti Balqis Zulkafli, Faiz Asraf Saparudin

413-419
- PDF 38
- Abstract View 52
Development of Portable Water Quality Sampling Device for Water Dispenser Services

Muhammad Syahmir Hateem Sofian, Nor Shahida Mohd Shah, Amirul Syafiq Sadun

420-426
- PDF 52
- Abstract View 48

Mechanical, Manufacturing, and Process Technology

Development of a Structured Machinery MaintenanceInspection Checklist in a New High-Capacity Production Line

Ahmad Firdause Emir Hassan, Amir Haziq Abdul Razak, Aqeela Bahijah Majudin

808-817
- PDF 38
- Abstract View 36
Wearable Haptic Feedback System for Mitigating Motion Sickness in Autonomous Vehicle Users

Ahmad Izzuddin Ab Halim, Abd Fathul Hakim Zulkifli

427-438
- PDF 40
- Abstract View 56
Assessing the Effectiveness of iOS Motion Cueing Technologies in Autonomous Vehicles

Kathir Velan Rethnam, Abd Fathul Hakim Zulkifli

439-447
- PDF 56
- Abstract View 178
Developing A Spatial Audio Motion Cueing (AMC) System for Autonomous Vehicle Users, Navigation and Audio System for Mitigating Motion Sickness

Muhammad Luqmanul Hakim Rosli, Abdul Fathul Hakim Zulkifli

448-456
- PDF 47
- Abstract View 42
Total Cost of Battery Electric Vehicle (BEV), Hybrid Electric Vehicle (HEV) and Internal Combustion Engine Vehicle (ICEV) in Malaysia

Muhammad Rosmaizam Maidin, Norirda Mohamed

457-465
- PDF 172
- Abstract View 103
Physical and Mechanical Analysis of Vegan Leather Reinforced with Natural Fiber

Intan Nur Zalikha Zahari, Mohd Nazrul Roslan

466-476
- PDF 99
- Abstract View 108
Preliminary Evaluation of Banana Fiber Opening Performance using a Multi-Axis Air-Injected Rotary Arm Fiber Opening Machine (MAIRA-FOM)

Nur Suhailah Khamis, Muhammad Farid Shaari, Norhaidah Mohd Asrah, Mohd Azim Faris Roslee

477-482
- PDF 41
- Abstract View 36
Design of a Custom Tool Storage Rack Based on 5S Principles

Nur Hazirah Esmayatim, Rahim Jamian

483-489
- PDF 44
- Abstract View 96
Study on Optimization of Extrusion Process for Polypropylene/Ultra High Molecular Weight Polyethylene as Fused Filament Fabrication (FFF) 3D Printer Material

Shahrul Izwani Christopher, Khairu Kamarudin, Fakrul Nur Aiman, Mohd Khairuddin M.S, Siti Nur Hanifah Zamri

490-497
- PDF 40
- Abstract View 34
Evaluation of Nozzle Temperature and Infill Speed on the Mechanical Strength of 80:20 PP/UHMWPE Blends via Fused Filament Fabrication (FFF) for Biomedical Applications

Siti Nur Hanifah Zamri, Khairu Kamarudin, Mohd Khairuddin M.S, Shahrul Izwani Christopher, Fakhrul Nur Aiman, Shufeng Sun

498-509
- PDF 24
- Abstract View 41
Fit Assessment of Safety Helmets among Female Engineering Students in UTHM Pagoh Campus

Nurul Athirah Sharudin, Helmy Mustafa El Bakri

510-518
- PDF 55
- Abstract View 50
Effects of Manual Extrusion on Density and Texture of Churros-Inspired Kuih Keria: A Comparative Quality Analysis

Nurul Athirah Hasnan, Muhammad A’imullah Abdullah

519-524
- Abstract View 54

Civil, Building, Infrastructure, and Environmental Management

A Study on Evaluating PPE Compliance among Construction Workers: Barriers, Enablers and Recommendations for Safer Worksites

Yashini Prakas Rao, Amir Haziq Abdul Razak, Deva Dass Subramaniam

801-807
- PDF 73
- Abstract View 104
Study onthe Effectiveness of Banana Peel and Moringa Oleifera Seed as Natural Coagulant for the Treatment of Synthetic Turbid Water

Nurain Mohd Khairi, Nor Hazren Abdul Hamid

1-9
- PDF 38
- Abstract View 97
Removal of Dyes from Textile Wastewater Using Modified Eggshell Powder: Optimization and Application

Nur Farisha Norhirman Abdul Rahman, Nor Hazren Abdul Hamid

10-17
- PDF 43
- Abstract View 66
Community Readiness for Plastic Waste Reduction Through Recycled Craft-Making: A Case Study in Parit Jelutung, Batu Pahat, Johor

Farisha Nadzirah Abd Malek, Roslinda Ali, Mohammad Asraff Jailani

18-26
- PDF 28
- Abstract View 41
The Effects of Water to Cement Ratio on Polyurethane Concrete Towards SDG Goals

Muhammad Zarul Adham Azmi, Hasnida Harun

27-36
- PDF 65
- Abstract View 38
Assessing Community Readiness to Convert Waste Cooking Oil (WCO) into Soap in Parit Jelutong, Johor

Nur Athilah Akma Malek, Roslinda Ali, Sumaiyah Mashori

37-45
- PDF 31
- Abstract View 56
Community-Based Waste Cooking Oil (WCO) Soap-Making for Environmental Awareness and Economic Stability in Labis, Johor

Renu Yashwini Baskaran, Roslinda Ali, Sumaiya Mashori

46-54
- PDF 35
- Abstract View 62
A Community-Based Approach Promoting Household Plastic Waste Upcycling Through Craft-Making in Labis, Johor

Yalini Chandran, Roslinda Ali, Muhammad Ezzwannuddin Bin Md Yusof

55-63
- PDF 43
- Abstract View 72
Conversion of Oil Palm Empty Fruit Bunch (OPEFB) and Mesocarp (OPM) Fibers into Liquid Natural Coagulants and Performance Evaluation for Palm Oil Mill Secondary Effluent (POMSE)

Nurlisa Mohamad Ruzli, Nor Maizzaty Abdullah, Elizah Mohamed

64-71
- PDF 50
- Abstract View 62
Spent Epoxy Molding Compound as Cement Replacement in Lightweight Concrete

Muhammad Faqhrul Haiqal Abdul Hafiz, Hasnida Harun

72-80
- PDF 27
- Abstract View 46
A Study of Human Traffic for Emergency Evacuation at Universiti Tun Hussein Onn Malaysia (UTHM) Pagoh Residential College

Aminuddin Mohd Tamrin, Mohd Syafiq Syazwan Mustafa

81-88
- PDF 50
- Abstract View 93
An Evaluating Facility Management Maintenance Strategies of Laboratory Building at UTHM, Pagoh in Comparison with the ISO 41001:2018 Standard

Nur Intan Balqis Roslizuri, Mohd Fahmi Abdul Rahman

89-94
- PDF 44
- Abstract View 57
Enhancing Building Condition Assessment (BCA) Practices At UTHM: Identifying Challenges and Proposing Strategic Solutions

Nurul Nasuha Nazeri, Mohammad Asyraf Abdul Rahman

95-101
- PDF 35
- Abstract View 74
Impacts of Microplastic Pollution in Freshwater System in Kampung Jambu Lapan, Negeri Sembilan

Nur Faqihah Izzati Ramli, Mohd Arif Rosli

102-110
- PDF 42
- Abstract View 56
Influence of Fine Aggregate Ratios on the Performance of Lightweight Polyurethane Concrete from EMC Waste

Muhamad Afnan Hasri, Mohd Sufyan Abdullah, Hasnida Harun, Hilmi Kosnin

111-117
- PDF 46
- Abstract View 42
Innovative Eco-Porous Paver Materials as a Sustainable Approach with Recycled Tyres and Polyurethane

Nornishah Azani, Mohd Sufyan Abdullah, Hilmi Kosnin

118-126
- PDF 33
- Abstract View 45
Development of a GIS-Based Underground Utility Mapping System for Facilities Management at UTHM Pagoh Campus

Mazarina Sabirah Mohd Shukri, Abd Sukor Sarif

127-132
- PDF 31
- Abstract View 63
Concrete Paver Blocks using Particles Replacement Expanded Polystyrene Beads and Addition of Coir Fibre

Muhammad Firdaus Nabhan Abdul Rahman, Abd Sukor Sarif

133-140
- PDF 40
- Abstract View 52
Geotechnical Improvement of Dredged Marine Soil using Blended Cement and Rice Husk Ash for Subgrade : Strength and Mix Evaluation

Wan Affira Rohaiza Wan Hasry, Salina Sani

141-153
- PDF 62
- Abstract View 57
1-D Consolidation Characteristics of Stabilised Dredged Marine Soils as Engineered Backfills

Muhammad Affan Daniel Nor Rizan, Chee-Ming Chan

154-163
- PDF 50
- Abstract View 46

Chemical, Biotechnology, Sustainable Materials and Industrial Safety

Assessing the Kiken Yochi Training (KYT) in Improving Osh Awareness and Behavior among Workers at HPI Perak

Nurul Sharmimi Ahmad Sharifuddin, Pravina Deligannu

755-761
- PDF 52
- Abstract View 124
Development of a Digital First Aid Kit Inventory & First Aiders Management Checklist – ‘FirstAidPro’ with Microsoft Tools

Ishwaran Govindasamy, Ezrin Hani Sukadarin, Mohd Akhir Ahmad, Norhasrul Mohamad@Sulaiman, Nurul Nadia Abdul Rahim

762-769
- PDF 56
- Abstract View 47
Development of a Scheduled Waste Inventory and Monitoring System (SWIMS) to Improve Operational Efficiency and Inventory Accuracy in the Homecare Manufacturing Sector, Petaling Jaya

Mohammad Izzudin Basri, Amir Haziq Abdul Razak, Asmidi Farhan Mashan

770-776
- PDF 35
- Abstract View 45
Hazard Identification, Risk Assessment and Risk Control (HIRARC) in Lifting Operations: A Case Study of Fall Incident at a High-Rise IBS Construction Project.

Nurdeana Qarmila Shamsuddin, Aliff Hisyam A Razak, Muhamad Firdous Basheer Ahmad

777-783
- PDF 100
- Abstract View 117
Identification of Potential Hazards in Metal Fabrication Works Using Hazard Identification, Risk Assessment and Risk Control (HIRARC) in the Manufacturing Industry

Puvaneethan Visvanathan, Syahrun Neizam Mohd Dzulkifli, Zairudin Zaini

784-793
- PDF 68
- Abstract View 146
Hazard Identification, Risk Assessment, Risk Control (HIRARC) For Grinding Operation At The Oil And Gas Company Topside Project

Putriana Helmi, Mohd Akhir Ahmad , Muhammad Zulhimi Md Foa’at

794-800
- PDF 54
- Abstract View 141
Mitigation of Occupational Hazards in Chemical Handling for Homecare Production Using a Programmable Logic Controller Control System Approach

Nor Edyra Sofea Nor Suzaidee, Amir Haziq Abdul Razak, Asmidi Farhan Mashan

818-828
- PDF 30
- Abstract View 57
Development of a Digital PPE Request and Approval System for Industrial Safety Using Microsoft Power Platform

Nur Dini Hairul, Mohd Akhir Ahmad, Amru Daud

829-836
- PDF 36
- Abstract View 61
Ergonomic Risk Assessment of Manual Material Handling in a Logistic Warehouse

Syahmina Izzati Mohamad Rani, Amir Haziq Abdul Razak

837-843
- PDF 96
- Abstract View 197
Improvement of an Existing Racking System Safety Inspection Checklist for Warehouse Operations in the Food Industry

Nur Syamimie Airul Azhar, Mohd Akhir Ahmad, Ezrin Hani Sukadarin, Najmi Ibrahim

844-851
- PDF 42
- Abstract View 44
Assessing Occupational Hazards for Pre-Construction Works at Construction Site

Shandren Nair Mathavan, Syahrun Neizam Mohd Dzulkifli, Amin Ab Hamid

852-861
- PDF 33
- Abstract View 56
Hazard Identification, Risk Assessment and Risk Control of Waterbase Tank Cleaning Operations

Harris Hakimy Yusriman, Syahrun Neizam Mohd Dzulkifli

862-869
- PDF 50
- Abstract View 52
Development of a Micro-sized Herbal-Based Scalp Oil Serum with Antioxidant and Anti-Inflammatory Properties

Haziq Azrel Hairul Azwan, Angzzas Sari Mohd Kasim

525-535
- PDF 61
- Abstract View 93
Antioxidant Activity of Black Tea and Oolong Tea Extracts as Natural Preservatives in Homemade Cookies

Nik Nurul Izzah Faroerzy, Nor Faizah Razali

536-548
- PDF 36
- Abstract View 47
Natural Weathering Effects on Mechanical and Thermal Properties of Bamboo Cotton Textile Waste Reinforced Recycled Polypropylene Composites for Construction Applications

Wan Ariza Wan Jun Arifin, Mazatusziha Ahmad, Reazul Haq Abdul Haq

549-557
- PDF 39
- Abstract View 42
Bioplastics based Crystalline Cellulose from Bamboo Fibre, Poly (Lactic Acid) and Poly (Butylene Succinate) Nanocomposites using Acid Hydrolysis Method

Nurul Jannah Md Salleh, Nasrul Fikry Che Pa

558-565
- PDF 53
- Abstract View 41
The Effects of Natural Weathering on the Mechanical and Thermal Properties of rPP/MAH-g-PP/Bamboo Textile Waste Composites

Fareez Zulhaqeem, Mazatusziha Ahmad, Reazul Haq Abdul Haq

566-578
- PDF 37
- Abstract View 56
Removal of Turbidity from Muar River Water Sample using Roselle Seeds and Aloe Vera Gel as Biocoagulant

Nur Alia Awaluddin, Mas Rahayu Jalil

579-585
- PDF 41
- Abstract View 36
A Green Approach to Odour Control: Development of a Natural-Ingredient Deodorant Formulation Enriched with Plant-Based Bioactives

Fatin Farisha Mohd Yusoff, Angzzas Sari Mohd Kassim

586-596
- PDF 89
- Abstract View 395
Development of Activated Carbon from Lemang bamboo (Schizostachyum brachycladum) to Absorb Synthetic Pollutant Methylene Blue

Muhammad Naim Najmie Sokarno, Rama Yusvana

597-610
- PDF 51
- Abstract View 42
Mechanical and Thermal Properties of Bamboo-Cotton Textile Waste Reinforced Recycled Polypropylene Composite for Eco-Packaging Applications

Nur Azra Fathiah Azunny, Mazatusziha Ahmad, Reazul Haq Abdul Haq

611-622
- PDF 40
- Abstract View 43
Mechanical and Thermal Properties of Bamboo Textile Waste Reinforced Recycled Polypropylene Composites for Sustainable Packaging Applications

Nur Ain Mohd Amin, Mazatusziha Ahmad, Reazul Haq Abdul Haq

623-633
- PDF 36
- Abstract View 44
Evaluation of Functional Instant Coffee and Chocolate Powders for Targeting Gout-Related Oxidative Stress and Inflammation

Nurul Nasuha Mohd Rosli, Angzzas Sari Mohd Kassim

634-644
- PDF 26
- Abstract View 49
Evaluating the Efficiency of Soxhlet Versus Power Ultrasonic Assisted Soxhlet Extraction in Extracting Phenolic Compounds from Mexican Mint leaves (Coleus amboinicus)

Madhuri Srethran, Nasrul Fikry Che Pa

645-652
- PDF 58
- Abstract View 76
Utilization of Fungal-Derived Chitosan from Flammulina Filiformis (Enoki Mushroom) and Pleurotus Ostreatus (Oyster Mushroom) as a Natural Coagulant in Wastewater Treatment

Nur Afiqah Sahira Saiful, Nor Faizah Razali

653-667
- PDF 33
- Abstract View 51
Formulation of a Multifunctional Rose Water-Based Anti-Pollution Sunscreen and Makeup Setting Mist

Raz Nur Natasha Abdul Razak, Angzzas Sari Mohd Kassim

668-677
- PDF 65
- Abstract View 61
Effect of Food Waste Digestate, Bokashi, and Cow Dung Fertilizer on Soil Chemical Properties and Growth Performance of Pak Choi (Brassica rapa subsp. chinensis)

Afrina Safawati Asri, 'Aisyah Mohamed Rehan

678-688
- PDF 50
- Abstract View 62
Automated Classification of Refined, Bleached and Deodorised (RBD) Palm Olein Grades CP6 and CP8 Using Deep Learning and Computer Vision

Muhammad Syakir Abd Samad, Rama Yusvana

689-697
- PDF 37
- Abstract View 42
Extraction of Lutein from Banana Peel via Ultrasound-Assisted Extraction Method for the Formulation of Antioxidant Soap

Kokilam K.Renggasamy, Elizah Mohamed

698-709
- PDF 61
- Abstract View 97
Formulation Optimisation of Erythrina variegata Wound-Healing Cream

Nur Dania Aiyani Dzul Azman, Aliff Hisyam A Razak

710-719
- PDF 41
- Abstract View 59
A Study of Pectin Biosorbent Effectiveness in Removing Lead in Water Samples Collected from Muar River

Khairunnisa Wadiah Mohamad Khair, Mas Rahayu Jalil

720-726
- PDF 50
- Abstract View 51
Formulation of Ginger (Zingiber Officinale)-Based Energy Drink Using Tea-Derived Caffeine: A Comparative Energy Analysis

Siti Syazliana Md Saad, Nor Faizah Razali

727-732
- PDF 45
- Abstract View 60
Application of Dass-21 to Assess the Mental Health Status of Office Employees at Oil and Gas Company

Ainna Natasha Zubir, Amir Haziq Abdul Razak

733-739
- PDF 54
- Abstract View 64
Improving Hazard Communication and Visibility Effectiveness in a Chemical Manufacturing Industry

Hanifah Husna Ahmad Zaidie, Zuritah A. Kadir , Durraini Daud

740-749
- PDF 60
- Abstract View 54
Contributing Factors to Non-Compliance of PPE Usage among Construction Workers

Swaathi Gunasekaran, Zuritah A. Kadir, Muhd Fadzli Zainal Abidin

750-754
- PDF 39
- Abstract View 74

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