ROSEMARY IDAMOYIBO, Hwerien. Brand promotion cost outlay on financial performance of telecommunications industry in Nigeria. International Journal of Accounting and Economics Studies, [S. l.], v. 9, n. 2, p. 32–46, 2021. DOI: 10.14419/ijaes.v9i2.31051. Disponível em: https://www.sciencepubco.com/index.php/IJAES/article/view/31051.. Acesso em: 4 may. 2024.