UMARDIYAH, Fitri; ANGGRAINI, Sindi Yulia. Pengembangan Video Pembelajaran Materi Operasi Irisan dan Gabungan Dua Himpunan. JoEMS (Journal of Education and Management Studies), [S. l.], v. 5, n. 4, p. 48–52, 2022. DOI: 10.32764/joems.v5i4.791. Disponível em: https://ojs.unwaha.ac.id/index.php/joems/article/view/791. Acesso em: 26 apr. 2025.