@misc{indiciae8f4eccf40b15,
  title = {3-D image of urban areas and mountains of the northern Front Range, Colorado},
  author = {N.S. Fishman and J.M. Evans and R.J. Olmstead and W. H. Langer},
  year = {2000},
  doi = {10.3133/i2750a},
  url = {https://pubs.usgs.gov/publication/i2750A},
  note = {Source identifier: i2750A}
}