Cooperation Agreement between the Regional Government of Siak Regency and Private Companies in the field of Tanjung Buton Industry. Journal International of Officium Nobile, [S. l.], v. 1, n. 1, p. 47–60, 2025. Disponível em: https://pandectaresearch.com/index.php/jion/article/view/4. Acesso em: 26 aug. 2025.