DIMAS, Dimas; LUBIS, Aidil Halim. Public Complaints Application at Binjai City Police Using the Waterfall Method to Improve the Performance of Binjai District Police. Journal of Computer Science and Informatics Engineering , [S. l.], v. 4, n. 3, p. 122–134, 2025. DOI: 10.55537/cosie.v4i3.1130. Disponível em: https://journal.aira.or.id/index.php/cosie/article/view/1130. Acesso em: 24 aug. 2025.