Kartika, Ikka, Muhammad Firman, Margono Margono, and Abdul Rohman. 2023. “SCHOOL PRINCIPALS’ RESPONSES AND CHALLENGES IN THE IMPLEMENTATION OF PERMENDIKBUDRISTEK NUMBER 40 OF 2021”. Indonesian Journal of Educational Development (IJED) 4 (2):230-37. https://doi.org/10.59672/ijed.v4i2.3016.