Sutrisno, Mirza, Jefri Kusuma Rambe, Asruddin Asruddin, and Ade Davy Wiranata. 2023. “The Implementation of C4.5 Algorithm for Determining the Department of Vocational High School”. Jurnal Riset Informatika 5 (2):211-18. https://doi.org/10.34288/jri.v5i2.211.