KUMAR, S.; KUMAR, S. Free E-Journals in Agriculture. Journal of Information and Knowledge, [S. l.], v. 45, n. 3, p. 295–304, 2008. DOI: 10.17821/srels/2008/v45i3/44172. Disponível em: https://srels.org/index.php/sjim/article/view/44172. Acesso em: 18 apr. 2025.