SATOH, A.; TANAKA, Y. Relative profit maximization and Bertrand equilibrium with quadratic cost functions. Economics and Business Letters, [S. l.], v. 2, n. 3, p. 134–139, 2013. DOI: 10.17811/ebl.2.3.2013.134-139. Disponível em: https://reunido.uniovi.es/index.php/EBL/article/view/9999. Acesso em: 20 apr. 2024.