The Implementation of Market Service Retribution Policy of Trade and Industry Department of Pekanbaru. Jurnal Niara, [S. l.], v. 12, n. 2, p. 13–25, 2019. DOI: 10.31849/niara.v12i2.3193. Disponível em: https://journal.unilak.ac.id/index.php/nia/article/view/3193. Acesso em: 12 jun. 2026.