Henriques, A. S., Skrelin, P. A., Evdokimova, V. V., Kachkovskaia, T. V., Borrego, M. C., Ferreira, L. P., … Madureira, S. (2020). The perception of brazilian Portuguese open and close mid vowels by native Russian speakers. Journal of Speech Sciences, 8(2), 59–84. https://doi.org/10.20396/joss.v8i2.14995