I Dewa Putu Juwana, I Made Subrata, and Dewa Ayu Widiasri, “PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING TERHADAP MOTIVASI DAN HASIL BELAJAR SISWA KELAS X SMA NEGERI 1 MENGWI”, widyadari, vol. 26, no. 2, pp. 219–231, Oct. 2025.