Risna Husaifa, Niswanto and Ismail (2024) “IMPLEMENTATION OF ACADEMIC SUPERVISION BY SCHOOL PRINCIPALS TO IMPROVE TEACHER PERFORMANCE AT GUGUS 9 ELEMENTARY SCHOOLS IN LEMBAH SABIL DISTRICT”, International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET), 3(9), pp. 1631–1638. doi: 10.54443/ijset.v3i9.727.