PARLINDUNGAN; JANUARITA, R.; SUNDARY, R. I. Efforts to Increase Investment in Riau Province in terms of Legal Certainty and Ease of Licensing. European Journal of Law and Political Science, [S. l.], v. 2, n. 4, p. 19–24, 2023. DOI: 10.24018/ejpolitics.2023.2.4.106. Disponível em: https://ej-politics.org/index.php/politics/article/view/106. Acesso em: 17 may. 2025.