Strategy Of The School Principle In Implementing The Semester Credit System (Sks) At Sma Tunas Luhur Paiton. Pesatren. Rev. [Internet]. 2022 Oct. 27 [cited 2026 Feb. 3];1(1):1-6. Available from: https://jurnal.institutsunandoe.ac.id/index.php/pesantren/article/view/40