Singh, K.P. (2008) “Effect of Wire Loop Spacing, Tip Height and Threshing Drum Speed on Threshing Performance of Pedal Operated VL Paddy Thresher”, Journal of Agricultural Engineering, 45(1). Available at: https://epubs.icar.org.in/index.php/JAE/article/view/14561 (Accessed: 30 June 2026).