Zulkarnain, Zulkarnain, et al. “Training and Assistance in Preparation of Internal Quality Assurance System Documents for Private Universities in Dumai City, Riau Province”. ABDIMAS: Jurnal Pengabdian Masyarakat, vol. 6, no. 2, Apr. 2023, pp. 3325-30, doi:10.35568/abdimas.v6i2.2799.