Abdillah, N., and M. Ihksan. “APPLICATION OF THE C4.5 ALGORITHM FOR CLASSIFICATION OF MEDICAL RECORD DATA AT M.DJAMIL HOSPITAL BASED ON THE INTERNATIONAL DISEASE CODE”. Jurnal Mantik, vol. 6, no. 1, May 2022, pp. 576-81, https://iocscience.org/ejournal/index.php/mantik/article/view/2331.