Ma’arif, Samsul, et al. “The Interplay of Organizational Culture, Knowledge Management System, and Learning Evaluation in Improving English Language Skills: A Mixed-Method Study in Indonesian Pesantrens”. Kharisma: Jurnal Administrasi Dan Manajemen Pendidikan, vol. 4, no. 2, Dec. 2025, pp. 272-86, doi:10.59373/kharisma.v4i2.107.