SRIVASTAVA, R. K., BOHRA, J. S., & SINGH, R. K. (2011). Yield advantage and reciprocity functions of wheat (Triticam aestivum) + Indian mustard (Brassica juncea) intercropping under varying row ratio, variety and fertility level. The Indian Journal of Agricultural Sciences, 77(3). https://epubs.icar.org.in/index.php/IJAgS/article/view/3212