@inproceedings{Rat96,
title = {A Maximum Entropy Part-Of-Speech Tagger},
address = {University of Pennsylvania},
author = {Adwait Ratnaparkhi},
booktitle = {Proceedings of the Conference on Empirical Methods in Natural
Language Processing},
month = {May},
organization = {ACL},
pages = {133--142},
year = {1996},
keywords = {2000 book nlp }
}