KERK, TECK SENG, and mohd azwir azlan. 2022. “Design of A Vertical Conveyor System for Scrap Rubber in FGV Felda Rubber Industry”. Research Progress in Mechanical and Manufacturing Engineering 2 (2): 569-79. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/4114.