Gusmian, Islah, and Mustaffa Abdullah. “Knowledge Transmission and Kyai-Santri Network in Pesantren in Java Island During the 20th Century: A Study on Popongan Manuscript”. Afkar: Jurnal Akidah dan Pemikiran Islam 24, no. 1 (June 30, 2022): 159–190. Accessed November 22, 2024. https://vmis.um.edu.my/index.php/afkar/article/view/37677.