K. A. Pinontoan, N. Pelenkahu, and M. Muntuuntu, “USING ENGLISH LANGUAGE SPEECH ASSISTANT (ELSA) SPEAK APPLICATION) TO IMPROVE STUDENTS’ OF SMP KATOLIK ST. JOHANIS LAIKIT PRONUNCIATION ABILITY”, JoTELL, vol. 1, no. 11, pp. 1227–1237, Sep. 2022.