Asu, Eva Liina and Teras, Pire. 2009. Illustrations of the IPA: Estonian. Journal of the International Phonetic Association 39. 367–372. Cambridge University Press.
@article{est_asu2009,
author = {Asu, Eva Liina and Teras, Pire},
journal = {Journal of the International Phonetic Association},
number = {3},
pages = {367–372},
publisher = {Cambridge University Press},
title = {Illustrations of the IPA: Estonian},
volume = {39},
year = {2009}
}