@misc{indiciae78fb4e6aa44a,
  title = {Field Demonstrations of Five Geophysical Methods that Could Be Used to Characterize Deposits of Alluvial Aggregate},
  author = {K.J. Ellefsen and B.L. Burton and J.E. Lucius and S.S. Haines and D.V. Fitterman and J.A. Witty and David R. Carlson and B. Milburn and W. H. Langer},
  year = {2007},
  doi = {10.3133/sir20075226},
  url = {https://pubs.usgs.gov/publication/sir20075226},
  note = {Source identifier: sir20075226}
}