MITERIANIFA; HIDAYAH, Widya; YASTHOPHI, Arif; MAHARTIKA, Ira. The Effect of the Discovery Learning Model on Student Higher Order Thinking Skills on Buffer Solution Material. Orbital: Jurnal Pendidikan Kimia, [S. l.], v. 9, n. 1, p. 65–78, 2025. DOI: 10.19109/ojpk.v9i1.27009. Disponível em: https://jurnal.radenfatah.ac.id/index.php/orbital/article/view/27009.. Acesso em: 28 jul. 2025.