Sakban, M., Sumaizar, and H. Sirait. “SISTEM INFORMASI PENILAIAN KARYAWAN PADA PT. TORGANDA PLANTATION”. Jurnal Bisantara Informatika, vol. 7, no. 1, June 2023, pp. 15-27, https://www.bisantara.amikparbinanusantara.ac.id/index.php/bisantara/article/view/88.