SINHA DK, SINGH KM, AHMAD N, CHAHAL VP, MEENA MS. Natural resource management for enhancing farmer’s income: An optimal crop planning approach in Bihar. Indian J Agri Sci [Internet]. 2018 Apr. 24 [cited 2025 Oct. 27];88(4):641-6. Available from: https://epubs.icar.org.in/index.php/IJAgS/article/view/79147