Rojtica, Malik Afif, Sri Haryani, and Nuni Widiarti. “Penerapan Model Pembelajaran Problem Based Learning-STEM Materi Asam Basa Untuk Meningkatkan Hasil Belajar Peserta Didik Di MAN 2 Kota Semarang”. Journal of Innovative and Creativity 5, no. 2 (August 26, 2025): 21944–21950. Accessed October 16, 2026. https://joecy.org/index.php/joecy/article/view/3421.