Suharto, Suharto. “OPTIMALISASI KINERJA KOLOM FRAKSINASI DI PT X”. Industrika : Jurnal Ilmiah Teknik Industri 3, no. 2 (March 31, 2021). Accessed July 3, 2024. https://jurnal.utb.ac.id/index.php/indstrk/article/view/139.