@misc{indiciae4a0d5324fe0e,
  title = {Gypsum-karst problems in constructing dams in the USA},
  author = {K.S. Johnson},
  year = {2007},
  doi = {10.1007/s00254-007-0720-z},
  url = {https://pubs.usgs.gov/publication/70033391},
  note = {Source identifier: 70033391}
}