@InProceedings{severyn-nicosia-moschitti:2013:*SEM,
  author    = {Severyn, Aliaksei  and  Nicosia, Massimo  and  Moschitti, Alessandro},
  title     = {iKernels-Core: Tree Kernel Learning for Textual Similarity},
  booktitle = {Second Joint Conference on Lexical and Computational Semantics (*SEM), Volume 1: Proceedings of the Main Conference and the Shared Task: Semantic Textual Similarity},
  month     = {June},
  year      = {2013},
  address   = {Atlanta, Georgia, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {53--58},
  url       = {http://www.aclweb.org/anthology/S13-1006}
}