MAHA, J S; BAL, A S; MANES, G S. Performance Evaluation of Commercial Sunflower Threshers and their Role in Punjab. Journal of Agricultural Engineering, India, v. 40, n. 1, 2003. Disponível em: https://epubs.icar.org.in/index.php/JAE/article/view/14203. Acesso em: 6 jun. 2026.