Armyn Hasibuan, Muzakkir, and Abrar M. Dawud Faza. “Traditions and Rituals of the Naqshbandiyah Order in Pondok Persulukan Darul Aman Purbaganal, Sosopan”. Britain International of Humanities and Social Sciences (BIoHS) Journal, Vol. 4, no. 1, Feb. 2022, pp. 59-69, doi:10.33258/biohs.v4i1.570.