Iswahyudi. “The Development of the Tarekat Among the Madurese Population until the Beginning of the 20th Century”. Britain International of Humanities and Social Sciences (BIoHS) Journal 3, no. 2 (June 18, 2021): 291-301. Accessed April 19, 2024. http://biarjournal.com/index.php/biohs/article/view/451.