Hasibuan AI, Asari H, Neliwati N. Development of Quality and Integrity Islamic Higher Education in North Sumatra in KOPERTAIS IX. QLMN [Internet]. 2023Aug.1 [cited 2025May6];15(2):581-90. Available from: https://ejournal.insuriponorogo.ac.id/index.php/qalamuna/article/view/2777