Fatmawati, F., K. Minangsih, and S. M. Noorhayati. “Observing HTI’s Da’wah Movement Following Perppu Number 2 of 2017 Concerning Community Organizations”. ESENSIA: Jurnal Ilmu-Ilmu Ushuluddin, vol. 20, no. 1, Jan. 2020, pp. 119-2, doi:10.14421/esensia.v20i1.1839.