Jacques, Guillaume. 2011. A panchronic study of aspirated fricatives, with new evidence from Pumi. Lingua 121. 1518–1538.
@article{jacquesestimative-jacques11lingua,
author = {Jacques, Guillaume},
journal = {Lingua},
number = {9},
pages = {1518–1538},
title = {A panchronic study of aspirated fricatives, with new evidence from Pumi},
volume = {121},
year = {2011}
}