N. Djafri, S. Q. Badu, and I. Mashudi, “Compilation of Alumni Profiles Based on Tracker Study in the Doctoral Study Program (S3) of Postgraduate Education, State University of Gorontalo”, DIKDIMAS J. Pengabdi. Kpd. Masy., vol. 2, no. 2, pp. 77–83, Aug. 2023.