M. SUMATHI; ABINAYA S.; BRINDA DEVI V. A Study on Challenges of Radio Advertising on the Marketing of Goods and Services with Special Reference to Coimbatore City. Journal of Integrated Marketing Communications and Digital Marketing (p-ISSN: 3107-9172), [S. l.], p. 1–5, 2024. Disponível em: https://matjournals.net/engineering/index.php/JIMCDM/article/view/882. Acesso em: 9 may. 2026.