@inproceedings{yang99reexamination,
title = {A re-examination of text categorization methods},
address = {Berkeley, US},
author = {Yiming Yang and Xin Liu},
booktitle = {Proceedings of {SIGIR}-99, 22nd {ACM} International Conference on
Research and Development in Information Retrieval},
pages = {42--49},
publisher = {ACM Press, New York, US},
url = {citeseer.nj.nec.com/yang99reexamination.html},
year = {1999},
keywords = {imported }
}
::