NURUL SHAHIDA ZULKIFLY; MUHAMAD FAIRUS RUS; NORHANIZA AZREEN MOHAMED MOKHTAR. PRODUCT DESIGN IMPROVEMENT OF A MULTIFUNCTIONAL WHEELBARROW. Jurnal Kejuruteraan, Teknologi and Sains Sosial (JKTSS), [S. l.], v. 12, n. 1, p. 147–161, 2026. Disponível em: https://jktss.puo.edu.my/jurnalpuo/index.php/jurnal/article/view/323. Acesso em: 8 jan. 2026.