Syarif Zain, Zaki Faddad, and Anggi Wahyu Ari. “The Efforts of Islamic Splinter Movements to Withstand from Heretical Issue in Indonesia: Study of LDII, MTA and Jam’iyyatul Islamiyah”. Jurnal Studi Sosial Dan Politik, vol. 3, no. 2, Dec. 2019, pp. 97-113, https://doi.org/10.19109/jssp.v3i2.4331.