Mohammad Zamani, D. , , Minaei, S. , , Alimardani, R. , , Almasi, M. , , Norouz poordeilami, H. , and Rostami, A. . "Design and Fabrication of a Map-Based VRA System for a Tractor- Mounted Boom-Type Field Sprayer", Iranian Journal of Biosystems Engineering, 43, 2, 2013, 111-123. doi: 10.22059/ijbse.2013.35213