CALLENDER, Craig. Perception and the nature of the phoneme. In: BADIO, Janusz (ed.). Categories and Units in Language and Linguistics. Lodz Studies in English and General LinguisticsPoland: Lodz University Press,2020. v. 10p. 53–65. DOI: 10.18778/8142-988-7.06. Disponível em: https://www.press.uni.lodz.pl/index.php/wul/catalog/book/342/chapter/925. Acesso em: 14 feb. 2026.