SHANKARIAH CHAMALA, A.W. VAN DEN BAN AND NIELS ROLING. A New look At Adopter Categories and an Alternative Proposal For Target Grouping of Farming Community. Indian Journal of Extension Education, India, v. 16, n. 1-2, p. 1–18, 1980. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/161080. Acesso em: 5 jun. 2026.