Sumarno, et al. “Strengthening Santri Character Education through the Learning of the Kitab Taklim muta’alim at Pondok Pesantren Ulil Albab Ngawi”. At Turots: Jurnal Pendidikan Islam, vol. 7, no. 1, June 2025, pp. 581-96, doi:10.51468/jpi.v7i1.843.