IBRAHIM, Ibrahim; GUNAWAN, Gunawan; KOSIM, Kosim. Validitas Perangkat Pembelajaran Fisika Berbasis Model Discovery dengan Pendekatan Konflik Kognitif. Jurnal Pijar Mipa, [S. l.], v. 15, n. 3, p. 214–218, 2020. DOI: 10.29303/jpm.v15i3.1878. Disponível em: https://jurnalfkip.unram.ac.id/index.php/JPM/article/view/1878. Acesso em: 29 mar. 2024.