Ijirana, Ijirana, and Sri Wahyuni. “The Chemistry Competency Achievement of SMA Negeri 7 Palu Students Using Predict, Observe, and Explain (POE) Learning Model”. Indonesian Journal on Learning and Advanced Education (IJOLAE) (January 31, 2019): 9–14. Accessed March 5, 2026. https://journals2.ums.ac.id/ijolae/article/view/8919.