P. RAMACHANDRAN AND K.B. SRIPAL. Constraints in adoption of Dryland Technology for Rainfed Cotton. Indian Journal of Extension Education, India, v. 26, n. 3&4, p. 74–76, 1990. DOI: 10.48165/. Disponível em: http://epubs.icar.org.in/index.php/IJEE/article/view/159494. Acesso em: 25 oct. 2025.