N. Upadhyay, N. Bhandari, S. Gairhe, N. Kafle, and M. Sapkota, “Fertilizer Subsidy Policy and its Economic Implications in Nepal”, J. Agric. & Environ., vol. 20, pp. 100–116, Jul. 2019, doi: 10.3126/aej.v20i0.25037.