Analysis of Learning Motivation and Engagement of Physics Education Students in Self-Determination Theory-Based Learning. Radiasi : Jurnal Berkala Pendidikan Fisika, [S. l.], v. 19, n. 1, p. 1–8, 2026. DOI: 10.37729/radiasi.v19i1.7484. Disponível em: https://jurnal.umpwr.ac.id/index.php/radiasi/article/view/7484. Acesso em: 1 sep. 2026.