@misc{indiciae74d9b1bc31d7,
  title = {Characterization and modes of occurrence of elements in feed coal and coal combustion products from a power plant utilizing low-sulfur coal from the Powder River Basin, Wyoming},
  author = {Michael E. Brownfield and James D. Cathcart and Ronald H. Affolter and Isabelle K. Brownfield and Cynthia A. Rice and Joseph T. O’Connor and Robert A. Zielinski and John H. Bullock and James C. Hower and Gregory P. Meeker},
  year = {2005},
  doi = {10.3133/sir20045271},
  url = {https://pubs.usgs.gov/publication/sir20045271},
  note = {Source identifier: sir20045271}
}