@article{1830,
  author = {Roy Garstang},
  title = {Brightness of clouds at night over a city},
  year = {2007},
  journal = {The Observatory},
  volume = {127},
  pages = {1-13},
  month = {02/2007},
  url = {http://adsabs.harvard.edu/full/2007Obs...127....1G},
  note = {JILA Pub. 7784},
}