van der Auwera, Johan and Plungian, Vladimir. 1998. Modality’s Semantic Map. Linguistic Typology 2. 79-124.
@article{van-der-Auwera-and-Plungian-1998,
author = {van der Auwera, Johan and Plungian, Vladimir},
journal = {Linguistic Typology},
pages = {79-124},
title = {Modality’s Semantic Map},
volume = {2},
year = {1998}
}