Dewi Masitoh Adawiyah, Tri Mulyati, and Arin Inayah. “A Descriptive Study of Illocutionary Speech Acts in the Twitter Account of Presidential Candidates in Indonesia in the Period of September-April 2019”. LUNAR: Journal of Language and Art, Vol. 4, no. 1, Aug. 2021, pp. 134-8, doi:10.36526/ln.v4i1.1443.