RADHAKRISHNA, Rama B. Core Journals Used by Agricultural and Extension Educators. Journal of Agricultural Education, [S. l.], v. 36, n. 4, p. 49–54, 1995. DOI: 10.5032/jae.1995.04048. Disponível em: https://jae-online.org/index.php/jae/article/view/1434. Acesso em: 3 may. 2026.