PURBA, S. D.; SIRAIT, P.; ARWIN, A. Credit Card Risk Classification Using K-Nearest Neighbor Weighted Algorithm Based on Forward Selection. Jurnal Mantik, [S. l.], v. 4, n. 3, p. 1551-1559, 2020. DOI: 10.35335/mantik.Vol4.2020.960.pp1551-1559. Disponível em: https://iocscience.org/ejournal/index.php/mantik/article/view/960. Acesso em: 28 aug. 2026.