Dahl, Östen. 2000. The tense-aspect systems of European languages in a typological perspective. In Dahl, Östen (ed.), Tense and Aspect in the Languages of Europe, 3-26. Berlin, New York: Mouton de Gruyter.
http://www.degruyter.com/view/books/9783110197099/9783110197099.1.3/9783110197099.1.3.xml
@incollection{Dahl-2000, address = {Berlin, New York}, author = {Dahl, Östen}, booktitle = {Tense and Aspect in the Languages of Europe}, editor = {Dahl, Östen}, pages = {3-26}, publisher = {Mouton de Gruyter}, title = {The tense-aspect systems of European languages in a typological perspective}, url = {http://www.degruyter.com/view/books/9783110197099/9783110197099.1.3/9783110197099.1.3.xml}, year = {2000} }