Twist, AlinaBaker, AdamMielke, JeffArchangeli, Diana2023-05-232023-05-232007-10-012008-01-16https://repository.upenn.edu/handle/20.500.14332/44648Are "Covert" /ɹ/ Allophones Really Indistinguishable?twist_baker_mielke_archangeliPresentation