Putri, D. A. D. P., Subagia, I. K. and Pratama, A. D. Y. (2021) “Acoustic features of phonemes as therapy reference for dysarthria disorder: the case of /r/ alveolar trill”, Linguistics and Culture Review, 6(S2), pp. 129-143. doi: 10.21744/lingcure.v6nS2.1980.