T. C. Thakur, Tapan Kumar Khura, Raj Kishor, & S.J. Amdekar. (2004). Economics of Custom Hiring of Combine Harvesters in North-Western Indo-Gangetic Plains of India - A Case Study. Journal of Agricultural Engineering (India), 41(4), 27-31. https://doi.org/10.52151/jae2004414.1101