@InProceedings{zheng-EtAl:2011:IJCNLP-2011,
  author    = {Zheng, Zhicheng  and  Si, Xiance  and  Chang, Edward  and  Zhu, Xiaoyan},
  title     = {K2Q: Generating Natural Language Questions from Keywords with User Refinements},
  booktitle = {Proceedings of 5th International Joint Conference on Natural Language Processing},
  month     = {November},
  year      = {2011},
  address   = {Chiang Mai, Thailand},
  publisher = {Asian Federation of Natural Language Processing},
  pages     = {947--955},
  url       = {http://www.aclweb.org/anthology/I11-1106}
}