Cynthia G. Clopper, David B. Pisoni. Some acoustic cues for the perceptual categorization of American English regional dialects. J. Phonetics, 32(1):111-140, 2004. [doi]
@article{ClopperP04, title = {Some acoustic cues for the perceptual categorization of American English regional dialects}, author = {Cynthia G. Clopper and David B. Pisoni}, year = {2004}, doi = {10.1016/S0095-4470(03)00009-3}, url = {http://dx.doi.org/10.1016/S0095-4470(03)00009-3}, researchr = {https://researchr.org/publication/ClopperP04}, cites = {0}, citedby = {0}, journal = {J. Phonetics}, volume = {32}, number = {1}, pages = {111-140}, }