References

Karlsson, Fred, Atro Voutilainen, Juha Heikkilä, and Arto Anttila, editors. 1995. "Constraint Grammar: A Language-Independent System for Parsing Unrestricted Text" (Natural Language Processing, No 4). Mouton de Gruyter, Berlin and New York. ISBN 3-11-014179-5.

Pasi Tapanainen. 1996. The Constraint Grammar Parser CG-2. Number 27 in publications. Department of General Linguistics, University of Helsinki.