PATRI, Sonya Fiskha Dwi; HESWARI, Sonya. Development of Multimedia Teaching Materials for Problem Based Learning Models Using Professional 3D Pageflip on Class X Geometry Materials. Edumatica : Jurnal Pendidikan Matematika, [S. l.], v. 9, n. 2, p. 23–33, 2019. DOI: 10.22437/edumatica.v9i02.6717. Disponível em: https://www.online-journal.unja.ac.id/edumatica/article/view/6717. Acesso em: 21 apr. 2026.