@misc{indiciaec60a2a146569,
  title = {Utilization of Skylab (EREP) system for appraising changes in continental migratory bird habitat},
  author = {E.A. Work and D.S. Gilmer},
  year = {1975},
  url = {https://pubs.usgs.gov/publication/2002175},
  note = {Source identifier: 2002175}
}