Nurul Mudzakir, Nunuk Luthfiyah, Ika Faiqotul Himmah, Muhamad Hasyim Nur Hamid, Eli Masnawati. Islamic Material Mentoring Through Ramadan Boarding School for Adolescent Character Formation in SMAN 20 Surabaya. Suluh [Internet]. 2026 Jul. 7 [cited 2026 Jul. 26];1(2):69-81. Available from: https://jurnal.stiq.assyifa.ac.id/suluh/article/view/1257