Towanga, D. K. N. T., N. V. F. Liando, and Ismail. “Effectiveness of English Tutorial Video on Youtube in Improving Speaking Fluency”. JoTELL : Journal of Teaching English, Linguistics, and Literature, vol. 4, no. 3, Oct. 2025, pp. 2161-79, doi:10.36582/jotell.v4i3.11946.