ŠIMÁČKOVÁ, Šárka; PODLIPSKÝ, Václav Jonáš. Vowel Perception and Transcription Trainer for Learners of English as a Foreign Language . Research in Language, Poland, v. 17, n. 3, p. 213–230, 2019. DOI: 10.18778/1731-7533.17.3.01. Disponível em: https://www.czasopisma.uni.lodz.pl/research/article/view/8212. Acesso em: 25 may. 2026.