Karyanto, Didit. “Upaya Peningkatan Kedisiplinan Siswa Melalui Pembelajaran Pendidikan Agama Islam Pada Sekolah Menengah Pertama: Efforts to Improve Student Discipline Through Islamic Religious Education Learning in Junior High Schools”. Halaqa: Islamic Education Journal, vol. 3, no. 2, Sept. 2019, pp. 97-103, doi:10.21070/halaqa.v3i2.2873.