LUBIS, Maesaroh; NAIM, Muhammad Ainun; RIONO, Sapto Hadi; SILVA, Samuel Da. Mobile learning medium for junior high math interest: how is it developing? Is it effective?. Delta-Phi: Jurnal Pendidikan Matematika, [S. l.], v. 1, n. 3, p. 188–199, 2023. DOI: 10.61650/dpjpm.v1i3.117. Disponível em: https://journal.assyfa.com/index.php/dpjpm/article/view/117. Acesso em: 17 july. 2026.