Zeshan, Ulrike. 2004. Interrogative Constructions in Sign Languages - Cross-linguistic Perspectives. Language 80. 7-39.
@article{Zeshan-2004a,
author = {Zeshan, Ulrike},
journal = {Language},
number = {1},
pages = {7-39},
title = {Interrogative Constructions in Sign Languages - Cross-linguistic Perspectives},
volume = {80},
year = {2004}
}