van den Berg, Helma. 2005. The East Caucasian language family. Lingua 115. 147-190.
@article{sinnemakizeromarking-vandenBerg2005,
author = {van den Berg, Helma},
journal = {Lingua},
pages = {147-190},
title = {The East Caucasian language family},
volume = {115},
year = {2005}
}