Pengembangan Video Pembelajaran Berbasis Penemuan Terbimbing Materi Persamaan Linear Satu Variabel. Circle: Jurnal Pendidikan Matematika, [S. l.], v. 1, n. 2, p. 126–136, 2021. DOI: 10.28918/circle.v1i02.3901. Disponível em: https://e-journal.uingusdur.ac.id/circle/article/view/290. Acesso em: 7 aug. 2026.