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} }