SIERRALTA RÍOS, A. Embalaje sin fondo. Journal of Economics, Finance and Administrative Science, [S. l.], v. 2, n. 4, p. 147–156, 1993. DOI: 10.46631/jefas.1993.n4.07. Disponível em: https://revistas.esan.edu.pe/index.php/jefas/article/view/470. Acesso em: 25 nov. 2024.