@misc{indiciae18874b0970e0,
  title = {Application of seismic-refraction techniques to hydrologic studies},
  author = {F.P. Haeni},
  year = {1986},
  doi = {10.3133/ofr84746},
  url = {https://pubs.usgs.gov/publication/ofr84746},
  note = {Source identifier: ofr84746}
}