Ginting, W. C., Purba, R., & Arwin, A. (2020). Optimization Performance of Fuzzy K-Nn with Modifield Particle Swarm Optimization in Credit Risk Classification. Jurnal Mantik, 4(2), 1417-1423. https://doi.org/10.35335/mantik.Vol4.2020.956.pp1417-1423