JAN-KEES VIS, . Unilever : in Search of Sustainable Raw Materials. Palmas, [S. l.], v. 29, n. special Is, p. 111–113, 2008. Disponível em: https://publicaciones.fedepalma.org/index.php/palmas/article/view/1418. Acesso em: 28 mar. 2024.