GANGADHAR, .; RATHOD, M. L. E-learning in Higher Education. Journal of Information and Knowledge, [S. l.], v. 46, n. 2, p. 103–114, 2013. DOI: 10.17821/srels/2009/v46i2/44101. Disponível em: https://srels.org/index.php/sjim/article/view/44101. Acesso em: 19 apr. 2025.