Ana Pawestrin, Anselmus Yata Mones, Maria Margaretha Dwilinda. Peningkatan Hasil Belajar Peserta Didik Kelas X SMA Stella Duce 1 Yogyakarta pada Materi Suara Hati Melalui Model Pembelajaran Problem Based Learning. SEMNASPA [Internet]. 2024 Oct. 4 [cited 2025 Apr. 18];5(2):459-73. Available from: https://badanpenerbit.org/index.php/SEMNASPA/article/view/2136