Aripin _, Haryanto H. A Realistic Visual Speech Synthesis for Indonesian Using A Combination of Morphing Viseme and Syllable Concatenation Approach to Support Pronunciation Learning. Int. J. Emerg. Technol. Learn. [Internet]. 2018 Aug. 30 [cited 2024 Nov. 25];13(08):pp. 19-37. Available from: https://online-journals.org/index.php/i-jet/article/view/8084