NIRWANDAR, Sapta. Halal Gelatin and its Business Opportunity in Indonesia. International Journal of Halal Research, [S. l.], v. 2, n. 1, p. 50–57, 2020. DOI: 10.18517/ijhr.2.1.50-57.2020. Disponível em: https://ijhalal.org/index.php/hr/article/view/11. Acesso em: 24 apr. 2025.