PUTRI, Shella Dewanti; EFFENDI , Effendi. Development of Steam-Pjbl Integrated LKPD on Acid and Based Materials For Class XI SMA. Journal of Educational Sciences, [S. l.], v. 7, n. 2, p. 148–159, 2025. DOI: 10.31258/jes.7.2.p.148-159. Disponível em: https://jes.ejournal.unri.ac.id/index.php/JES/article/view/316. Acesso em: 25 may. 2026.