DR. HIRDESH SHRIVASTAVA. Impact of Mass Media-Based Educational Communication on Learner Engagement and Academic Achievement in Distance Education: A Study of IGNOU Learners. International Journal of Research & Technology, [S. l.], v. 14, n. 2, p. 2163–2174, 2026. Disponível em: https://ijrt.org/j/article/view/1875. Acesso em: 24 sep. 2026.