@misc{indiciae6d690d487bb0,
  title = {Application of seismic-refraction techniques to hydrologic studies},
  author = {F.P. Haeni},
  year = {1988},
  doi = {10.3133/twri02d2},
  url = {https://pubs.usgs.gov/publication/twri02D2},
  note = {Source identifier: twri02D2}
}