Endresen, Rolf Theil. 1991. Diachronic aspects of the phonology of Nizaa. Journal of African Languages and Linguistics 12. 171–194.
@article{1317_nizaa,
author = {Endresen, Rolf Theil},
journal = {Journal of African Languages and Linguistics},
number = {2},
pages = {171–194},
title = {Diachronic aspects of the phonology of Nizaa},
volume = {12},
year = {1991}
}