“ANALISIS DAMPAK PENGGUNAAN HANDPHONE TERHADAP HASIL BELAJAR MATEMATIKA SISWA TINGKAT SMA DI PONDOK KEDUNGLO KEDIRI”. AL FARABI: Journal of Mathematics and Mathematics Education, vol. 6, no. 2, July 2025, pp. 1-7, https://jurnal.uniwa.ac.id/index.php/alfarabi/article/view/383.