Ahmed, S., A. Ghafoor, M. A. Khan, and M. U. Farid. “DEVELOPMENT AND TESTING OF WALK-BEHIND GRANULAR FERTILIZER APPLICATOR FOR PRECISE FERTILIZER APPLICATION”. Advances in Agriculture and Animal Sciences, vol. 38, no. 1, June 2022, pp. 65-70, doi:10.47432/2022.38.1.9.