NAILUFAR, Yuyun; SAFRUDDIN, Safruddin; ZAIN, Moh. Irawan. Analysis of Teacher Difficulties in Online Learning on Mathematics Subjects. Prisma Sains : Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram, [S. l.], v. 9, n. 2, p. 280–288, 2021. DOI: 10.33394/j-ps.v9i2.4376. Disponível em: https://e-journal3.undikma.ac.id/index.php/prismasains/article/view/4376. Acesso em: 16 aug. 2025.