@InProceedings{Xia-EtAl:2011:PACLIC2011,
author    = {Yingju Xia and Yuhang Yang and Shu Zhang and Hao Yu},
title     = {Automatic Wrapper Generation and Maintenance},
booktitle = {Proceedings of the 25th Pacific Asia Conference on Language, Information and Computation},
year      = {2011},
month     = {December},
address   = {Singapore},
publisher = {Institute of Digital Enhancement of Cognitive Processing, Waseda University},
pages     = {90--99},
url       = {http://www.aclweb.org/anthology/Y11-1010}
}