SINGH, P. Origin of Agriculture in India: Problems and Issues. Summerhill IIAS Review, [S. l.], v. 9, n. 1&2, p. 16–19, 2020. Disponível em: http://journal.iias.ac.in/ojs/index.php/summerhill/article/view/1218. Acesso em: 20 apr. 2026.