SERGEEVNA, F. E. Analysis of the Telecommunication Companies’ Capital and its Structure Optimization. Journal of Reviews on Global Economics, [S. l.], v. 7, p. 129–137, 2018. Disponível em: https://www.lifescienceglobal.com/pms/index.php/jrge/article/view/5281. Acesso em: 28 apr. 2024.