Nugraha E, Fauzi M, Hesti YS. IMPLICATIONS OF ZONATION SYSTEM AND EFFORTS TO OVERCOME STUDENTS LEARNING DIFFICULTIES. AIJP [Internet]. 2020 Dec. 30 [cited 2026 Aug. 14];12(2):439-52. Available from: https://alishlah.ahfpublishing.id/alishlah/article/view/252