Vito, A. D., and N. Meilinda. “The Effect of YouTube Effectiveness on Community Population Popularity (Video Study of Da’wah Ustadz Abdul Somad, Lc., MA on the Tafaqquh Channel Videos Among the Teenagers in the Mosque Teenager Association Agung (IRMA) Palembang)”. Open Access Indonesia Journal of Social Sciences, Vol. 2, no. 1, June 2019, pp. 1-7, doi:10.37275/oaijss.v2i1.11.