ALDY ALFIANSYAH; PRAYUDA, Jaka. Design Of A Mobile-Based Geographic Information System Application For The Secretariat Of The Dprd Province Of North Sumatra. Journal of Information Systems and Technology Research, [S. l.], v. 1, n. 2, p. 79–89, 2022. DOI: 10.55537/jistr.v1i2.128. Disponível em: https://journal.aira.or.id/index.php/jistr/article/view/128. Acesso em: 24 aug. 2025.