@Article{xsq-tods,
  author = 	 {Feng Peng and Sudarshan S. Chawathe},
  title = 	 {{XSQ}: A Streaming {XPath} Engine},
  journal = 	 {ACM Transactions on Database Systems (TODS)},
  volume =       30,
  number =       2,
  pages =        {577--623},
  year = 	 2005,
  month =	 jun
}