Hasan, Md. Kamrul, Md. Rostom Ali, Chayan Kumer Saha, Mohammad Saidur Rahman, and Md. Monjurul Alam. 2020. “Custom Hiring Service of Reaper for Harvesting Paddy”. Journal of the Bangladesh Agricultural University 18 (S1):872–879. https://jbau.bau.edu.bd/index.php/home/article/view/455.