Walker, R. 1999. Guaran'i voiceless stops in oral versus nasal contexts: An acoustical study. Journal of the International Phonetic Association 29. 63–94.
@article{2084_walker1999,
author = {Walker, R.},
journal = {Journal of the International Phonetic Association},
number = {1},
pages = {63–94},
title = {Guaran'i voiceless stops in oral versus nasal contexts: An acoustical study},
volume = {29},
year = {1999}
}