MISHRA, J S, and V P SINGH. “Cultivar Competitiveness and Weed Control in Zero-till Dry-Seeded Irrigated Rice (Oryza sativa)*”. The Indian Journal of Agricultural Sciences, vol. 81, no. 10, Oct. 2011, https://epubs.icar.org.in/index.php/IJAgS/article/view/11265.