Mawalia, Anil Kumar, et al. “Economics of Post-Emergence Weed Control in Garden Pea (<I>Pisum sativum< I> L.) under Mid Hill Condition of Himachal Pradesh”. Himachal Journal of Agricultural Research, vol. 41, no. 1, Feb. 2015, pp. 25-29, https://hjar.org/index.php/hjar/article/view/110411.