@conference{8838,
  author = {John Hall and D. Hils and C. Salomon and J.-M. Chartier},
  title = {Towards the ultimate laser resolution},
  year = {1987},
  publisher = {Springer-Verlag},
  isbn = {0387184376, 9780387184371},
  url = {http://link.springer.com/chapter/10.1007/978-3-540-47973-4_117},
  note = {JILA Pub. 3658},
}