NURMAWATI; ISMARTOYO; EEM KURNIASIH. Development of Learning Videos for High School Mathematics Curriculum Subjects with Flipped Classroom Models to Improve Students’ Critical Thinking Skills. Pegem Journal of Education and Instruction, [S. l.], v. 13, n. 4, p. 388–397, 2023. DOI: 10.47750/pegegog.13.04.46. Disponível em: https://pegegog.net/index.php/pegegog/article/view/3401. Acesso em: 6 aug. 2025.