KWAKWA, P. A. Mobile Phone usage by Micro and Small Scale Enterprises in Semi-Rural Ghana. International Review of Management and Marketing, [S. l.], v. 2, n. 3, p. 156–164, 2012. Disponível em: https://econjournals.com/index.php/irmm/article/view/202. Acesso em: 4 may. 2024.