RYANDI HALOMOAN; RISWAN EFENDI; LELYA HILDA; SILVIA ELASTARY MATONDANG; DESI LISA ROSANNA. Penerapan model contextual teaching and learning (CTL) untuk meningkatkan pemahaman konsep pada materi asam basa di MAN 1 Padangsidimpuan. Science Education and Development Journal Archives, [S. l.], v. 4, n. 1, p. 16–23, 2026. DOI: 10.59923/sendja.v4i1.672. Disponível em: https://ejournal.imbima.org/index.php/sendja/article/view/672. Acesso em: 31 may. 2026.