SITUMEANG, Amanda Zefanya; GINTING, Elfrida. Difference Model Problem Based Learning (PBL) and Discovery Learning (Dl) on Results Study and Motivation Study Students At Bonding Materials Chemistry in Senior High School. Jurnal Teknologi Pendidikan : Jurnal Penelitian dan Pengembangan Pembelajaran, [S. l.], v. 9, n. 2, p. 293–300, 2024. DOI: 10.33394/jtp.v9i2.11202. Disponível em: https://e-journal3.undikma.ac.id/index.php/jtp/article/view/11202. Acesso em: 16 aug. 2025.