Sadrianti, S., Nasriadi, A. . and Zaliqa, F. B. . (2024) “IMPLEMENTATION OF PROBLEM-BASED LEARNING MODEL TO IMPROVE STUDENTS’ LEARNING OUTCOMES ON THE MATERIAL OF GEOGRAPHICAL CONDITIONS OF INDONESIA”, International Journal of Instruction and Education, 1(1), pp. 10–22. doi: 10.46244/ijie.v1i1.2637.