Jayaselan, Helena Anusia James, et al. “Manipulator Automation for Fresh Fruit Bunch (FFB) Harvester”. International Journal of Agricultural and Biological Engineering, vol. 5, no. 1, Mar. 2012, pp. 7-12, https://ijabe.migration.pkpps06.publicknowledgeproject.org/index.php/ijabe/article/view/430.