The interrelation between the perception and production of English vowels by native speakers of Brazilian Portuguese. - Andréia S. Rauber; Paola Escudero; Ricardo Augusto Hoffmann Bion; Barbara O. Baptista (INTERSPEECH, 2005)

Category formation and the role of spectral quality in the perception and production of English front vowels. - Ricardo Augusto Hoffmann Bion; Paola Escudero; Andréia S. Rauber; Barbara O. Baptista (INTERSPEECH, 2006)