@article{126226,
  author = {D Branning and W Grice and R Erdmann and I Walmsley},
  title = {Engineering the Indistinguishability and Entanglement of Two Photons},
  year = {1999},
  number = {83},
  month = {1999-01-01},
  publisher = {Physical Review Letters},
  language = {en},
}