SEMBIRING, M. S.; ROSALIA, V. . Internal Quality Audit Optimization At University Of Sumatera Utara Using K-Nearest Neighbour. International Journal of Economics Development Research (IJEDR), [S. l.], v. 4, n. 1, p. 102–110, 2023. DOI: 10.37385/ijedr.v4i2.2982. Disponível em: https://journal.yrpipku.com/index.php/ijedr/article/view/2982. Acesso em: 6 aug. 2025.