@misc{indiciae396417eaea56,
  title = {Basic magnetic properties of bituminous coal},
  author = {C.C. Alexander and A. N. Thorpe and F. E. Senftle},
  year = {1979},
  doi = {10.1016/0016-2361(79)90201-1},
  url = {https://pubs.usgs.gov/publication/70012464},
  note = {Source identifier: 70012464}
}