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ROBSON, N. Principales materiales plásticos para la manufactura de envases y embalajes. Informador Técnico, [S. l.], v. 61, p. 40–47, 2000. Disponível em: https://revistas.sena.edu.co/index.php/inf_tec/article/view/998. Acesso em: 24 mar. 2026.