@article{9905,
  author = {A. Compaan and L. Lambert and I. Abella},
  title = {Short-Time-Interval Behavior of Photon Echoes in Ruby near Level Crossings},
  year = {1973},
  journal = {Physical Review A},
  volume = {8},
  pages = {1641-1643},
  month = {Jan-09-1973},
  issn = {0556-2791},
  url = {http://link.aps.org/doi/10.1103/PhysRevA.8.1641},
  doi = {10.1103/PhysRevA.8.1641},
}