@misc{indiciaebabe2488acae,
  title = {Application of thermal imagery and aerial photography to hydrologic studies of karst terrane in Missouri},
  author = {E.J. Harvey and J.H. Williams and T.R. Dinkel},
  year = {1977},
  doi = {10.3133/wri7716},
  url = {https://pubs.usgs.gov/publication/wri7716},
  note = {Source identifier: wri7716}
}