BEHERA, B, et al. “Weed Management in Runnerbean (Phaseolus Coccineus) + Maize (Zea Mays) Intercropping under Rainfed Conditions*”. The Indian Journal of Agricultural Sciences, vol. 68, no. 10, Feb. 2013, https://epubs.icar.org.in/index.php/IJAgS/article/view/27766.