@article{clifford_green_feng_wei_2002, 
  title={Probability representations of a class of two-way diffusions}, 
  volume={35}, 
  DOI={10.1088/0305-4470/35/28/301}, 
  number={28}, 
  publisher={IOP Publishing}, 
  author={Clifford and Green and Feng and Wei}, 
  year={2002}, 
  month={Jul}
  }