@article{poulin_laflamme_milburn_paz_2003, 
  title={Testing integrability with a single bit of quantum information}, 
  volume={68}, 
  DOI={10.1103/physreva.68.022302}, 
  publisher={American Physical Society (APS)}, 
  author={Poulin and Laflamme and Milburn and Paz}, 
  year={2003}, 
  month={Aug}
  }