Fojlaley, Mehrdad, Arash Kalami, and Behnam Dovlati. “Designing, and Static and Dynamic Evaluation of Tractor-Back Fertilizer Sprayer With Variable Rate Technology (VRT)”. Scientific Journal of Pure and Applied Sciences 3, no. 5 (May 29, 2014): 259-263. Accessed April 23, 2024. http://www.sjournals.com/index.php/sjpas/article/view/906.