Nurul Shahida Zulkifly, Muhamad Fairus Rus, Norhaniza Azreen Mohamed Mokhtar. PRODUCT DESIGN IMPROVEMENT OF A MULTIFUNCTIONAL WHEELBARROW. JKTSS [Internet]. 2026 Jan. 2 [cited 2026 Jan. 8];12(1):147-61. Available from: https://jktss.puo.edu.my/jurnalpuo/index.php/jurnal/article/view/323