ROFIQ, Ainur. AR EFEKTIFITAS PENGEMBANGAN PERANGKAT PEMBELAJARAN BERBASIS PROBLEM BASED LEARNING DAN PENGUATAN PENDIDIKAN KARAKTER TERHADAP PRESTASI SISWA DI SMA SE-KECAMATAN MENGANTI GRESIK: Problem Based Learning, Pendidikan Karakter dan Prestasi Siswa. Journal of Education Management and Learning, [S. l.], v. 2, n. 1, p. 1–9, 2019. Disponível em: https://journal.unigres.ac.id/index.php/jemal/article/view/1487. Acesso em: 2 may. 2026.