Anggraini, R. Y. “The Effect of Mobile Phone Use on The Study Concentration of Students of The Sixth Semester PAI Study Program at STIT Kota Pagar Alam”. Edumaspul: Jurnal Pendidikan, Vol. 8, no. 2, Oct. 2024, pp. 3486-9, https://ummaspul.e-journal.id/maspuljr/article/view/8465.