Putri, Dewa Ayu Dyah Pertiwi, I Ketut Subagia, and Agus Darma Yoga Pratama. 2021. “Acoustic Features of Phonemes As Therapy Reference for Dysarthria Disorder: the Case of /r/ Alveolar Trill”. Linguistics and Culture Review 6 (S2):129-43. https://doi.org/10.21744/lingcure.v6nS2.1980.