VANITHA, SM; ROY, Shubhadeep; SINGH, Neeraj. Ex-post economic impact assessment of vegetable cowpea var. Kashi Kanchan using economic surplus model. Vegetable Science, [S. l.], v. 49, n. 02, p. 163–168, 2022. DOI: 10.61180/vegsci.2022.v49.i2.05. Disponível em: https://isvsvegsci.in/index.php/vegetable/article/view/132.. Acesso em: 4 apr. 2026.