M. Hudzari, R., W. Aimrun, M.A. H.A. Ssomad, and M. S. Norazean. “Application of Geographical Information System for Farm Mechanization Education and Training”. Pure and Applied Science Advances 2, no. 4 (April 28, 2013): 196-203. Accessed January 12, 2026. http://www.sjournals.com/index.php/sjpas/article/view/983.