@misc{indiciaee09ae6704056,
  title = {The role of mineralogy in the construction of dams},
  author = {S. Caillers and F. Kraut},
  year = {1952},
  doi = {10.3133/ofr5218},
  url = {https://pubs.usgs.gov/publication/ofr5218},
  note = {Source identifier: ofr5218}
}