D.K. MUKHERJEE AND H. SINGH. Utilization of Tube-well Irrigation in West Bengal-An Analysis. Indian Journal of Extension Education, India, v. 2, n. 3&4, p. 149–155, 1966. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/159892. Acesso em: 13 jun. 2026.