Hajam, H. et al. 2022. Kiai Masykur’s teaching of Sambelun (1860-1960) as a model of sufistic da’wah. Jurnal Ilmu Dakwah. 42, 2 (Dec. 2022), 206–223. DOI:https://doi.org/10.21580/jid.v42.2.13606.