@misc{indiciae484a577daf29,
  title = {Coal project: five-year framework (FY 1976 through FY 1980)},
  author = {U.S. Coal Project},
  year = {1976},
  url = {https://pubs.usgs.gov/publication/fwsobs76\_17},
  note = {Source identifier: fwsobs76\_17}
}