Mohammad ’Ulyan, Fauzi, and Nur Rofiq. 2022. “Prison Islamic Boarding School: Efforts to Instill Morals in Prisoners in Correctional Institutions ”. Tribakti: Jurnal Pemikiran Keislaman 33 (1), 83-98. https://doi.org/10.33367/tribakti.v33i1.1791.