RIYANDI, M.; HARAHAP, M. Y. The Legal Force of Riau Governor’s Decree No. Kpts.482.a/XI/1987 on State Land Possession Under Government Regulation No. 20 of 2021: A Study of Decision No. 55/Pdt.G/2023/PN Rhl . LEGAL BRIEF, [S. l.], v. 15, n. 3, p. 392–402, 2026. DOI: 10.35335/legal.v15i3.1662. Disponível em: https://www.legal.isha.or.id/index.php/legal/article/view/1662. Acesso em: 18 aug. 2026.