@article{ageneralalgorithmfordeciding,
  title = {A General Algorithm for Deciding Transportability of Experimental Results},
  author = {Elias Bareinboim and Judea Pearl},
  year = {2013},
  eprint = {1312.7485},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1312.7485v1},
}