Machfudz, M., & Mukaffan. (2025). EXAMINE THE EFFECT OF SMARTPHONE USE ON SOCIAL BEHAVIOUR AND EMOTIONAL INTELLIGENCE, AMONG ISLAMIC COLLEGE LECTURER IN LUMAJANG DISTRICT . Ilmuna: Jurnal Studi Pendidikan Agama Islam, 7(2), 687–703. https://doi.org/10.54437/ilmuna.v7i2.2502