Efektivitas Metode Magic Number untuk Penyelesaian Soal-Soal Energi Kinetik Relativistik. Science and Physics Education Journal (SPEJ, [S. l.], v. 5, n. 2, p. 40–46, 2022. DOI: 10.31539/spej.v5i2.3853. Disponível em: https://journal.ipm2kpe.or.id/index.php/SPEJ/article/view/3853. Acesso em: 11 jan. 2026.