Sumarni, Ai, Ade Tutty R. Rosa, Teti Ratnawulan, and Agus Mulyanto. “Improving Science Teacher Performance through Transformational Leadership: A Case Study at Indonesian Public Elementary Schools”. Indonesian Journal of Teaching in Science 6, no. 1 (March 30, 2026): 13–22. Accessed September 16, 2026. https://ejournal-dppm.upi.edu/ijotis/article/view/990.