1.
Siringoringo P, Daryanto E, Rahman A. The Role of School Supervisors in Improving Vocational School (SMK) Accreditation in Humbang Hasundutan. IJSBAR [Internet]. 2017 Aug. 26 [cited 2025 Oct. 13];35(3):160-5. Available from: https://gssrr.org/JournalOfBasicAndApplied/article/view/7985