WIDYATMOKO, Bondan. The Implementation of Indonesian Sustainable Palm Oil Certification (ISPO): Opportunity for Inclusion of Palm Oil Smallholder in Riau Province. Masyarakat Indonesia, [S. l.], v. 45, n. 2, p. 219–228, 2019. DOI: 10.14203/jmi.v45i2.891. Disponível em: https://ejournal.brin.go.id/jmi/article/view/8366. Acesso em: 6 dec. 2025.