@article{7225,
  author = {P. Kleiber and Keith Burnett and John Cooper},
  title = {Observation of the Modification of "Optical" Collision Dynamics in Intense Laser Fields},
  year = {1981},
  journal = {Physical Review Letters},
  volume = {47},
  pages = {1595-1598},
  month = {Jan-11-1981},
  issn = {0031-9007},
  doi = {10.1103/PhysRevLett.47.1595},
}