@misc{indiciae81b53a833607,
  title = {Telecentric photogrammetry: its development, testing, and application.},
  author = {N R Robertson and C R Volp},
  year = {1981},
  doi = {10.1016/0002-9416(81)90265-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/6947694/},
  note = {Source identifier: 6947694}
}