@misc{indiciae2db5e34384a4,
  title = {Summary of the U.S. Geological Survey and U.S. Bureau of Land Management national coal-hydrology program, 1974-84},
  year = {1989},
  doi = {10.3133/pp1464},
  url = {https://pubs.usgs.gov/publication/pp1464},
  note = {Source identifier: pp1464}
}