SISTEM INFORMASI RETRIBUSI ALAT PEMADAM KEBAKARAN DI DINAS PENCEGAH DAN PEMADAM KEBAKARAN KOTA MEDAN BERBASIS MOBILE. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, [S. l.], v. 7, n. 4, p. 2002–2008, 2024. DOI: 10.54314/jssr.v7i4.2317. Disponível em: https://jurnal.goretanpena.com/index.php/JSSR/article/view/2317.. Acesso em: 12 apr. 2026.