@inproceedings{chen:etal14-r428-reprint,
  author = 	 "Chen, B.\ and J.\ Tian and Pearl, J.",
  title = 	 "Testable Implications of Linear Structual Equation Models",
  booktitle = 	 "Proceedings of the Twenty-eighth AAAI Conference on Artificial Intelligence", 
  editor =       "Carla E. Brodley and Peter Stone",
  address = 	 "Palo, CA",
  year = 	 2014,
  publisher =	 "AAAI Press", 
  pages =	 "2424--2430",
  note = 	 "{$<$http://ftp.cs.ucla.edu/pub/stat\_ser/r428-reprint.pdf$>$}",
}