@InProceedings{khayyamian-mirroshandel-abolhassani:2009:SRWS,
  author    = {Khayyamian, Mahdy  and  Mirroshandel, Seyed Abolghasem  and  Abolhassani, Hassan},
  title     = {Syntactic Tree-based Relation Extraction Using a Generalization of {C}ollins and {D}uffy Convolution Tree Kernel},
  booktitle = {Proceedings of Human Language Technologies: The 2009 Annual Conference of the North American Chapter of the Association for Computational Linguistics, Companion Volume: Student Research Workshop and Doctoral Consortium},
  month     = {June},
  year      = {2009},
  address   = {Boulder, Colorado},
  publisher = {Association for Computational Linguistics},
  pages     = {66--71},
  url       = {http://www.aclweb.org/anthology/N/N09/N09-3012}
}