SK Das, A Kumar, A Yadav, R Laha, and VK Mishra, “Zero budget natural farming practices on yield of crops (Maize + soybean and Pea + coriander) in mid hill of Sikkim Himalayas”, J. Agric. Ecol., vol. 16, no. 16, pp. 37–42, Jul. 2023, doi: 10.58628/JAE-2316-208.