Zazali, Mohamad Aqmal Fikry, and Muhammad Akmal Johar. “Design and Simulation of Cultivating Machine for Double Digging Planting Technique”. Research Progress in Mechanical and Manufacturing Engineering 3, no. 1 (August 14, 2022): 824–830. Accessed March 4, 2024. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/6523.