Kettig, Thomas, and Bodo Winter. “Producing and Perceiving the Canadian Vowel Shift : Evidence from a Montreal Community.” Language Variation and Change Vol. 29, no. 1 (2017): 79–100. https://www.researchgate.net/profile/Bodo_Winter/publication/315921659_Producing_and_perceiving_the_Canadian_Vowel_Shift_Evidence_from_a_Montreal_community/links/5afbde0a458515c00b6e611e/Producing-and-perceiving-the-Canadian-Vowel-Shift-Evidence-from-a-Montreal-community.pdf.