@inproceedings{gimpel-11a,
title = {Part-of-Speech Tagging for {Twitter:} Annotation, Features, and Experiments},
author = {K. Gimpel and N. Schneider and B. O'Connor and D. Das and D. Mills and J. Eisenstein and M. Heilman and D. Yogatama and J. Flanigan and N. A. Smith},
booktitle = {Proc. of ACL},
year = {2011}
}

@InProceedings{gimpel-EtAl:2011:ACL-HLT2011,
  author    = {Gimpel, Kevin  and  Schneider, Nathan  and  O'Connor, Brendan  and  Das, Dipanjan  and  Mills, Daniel  and  Eisenstein, Jacob  and  Heilman, Michael  and  Yogatama, Dani  and  Flanigan, Jeffrey  and  Smith, Noah A.},
  title     = {Part-of-Speech Tagging for {Twitter:} Annotation, Features, and Experiments},
  booktitle = {Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies},
  month     = {June},
  year      = {2011},
  address   = {Portland, Oregon, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {42--47},
  url       = {http://www.aclweb.org/anthology/P11-2008}
}