Robertus Jematu, & Yusmanto Yusmanto. (2023). Peningkatan Hasil Belajar Materi Ajaran Sosial Gereja Melalui Problem Based Learning di Kelas XI MIPA 2 SMA Negeri 1 Sintang . PROSIDING SEMINAR NASIONAL PENDIDIKAN DAN AGAMA, 4(2), 1717–1730. https://doi.org/10.55606/semnaspa.v4i2.1391