@misc{indiciae11821db9ee81,
  title = {Valuable products from utility fly ash},
  author = {J.A. DeBarr and D.M. Rapp and M. Rostam-Abadi and M.J. Rood},
  year = {1996},
  url = {https://pubs.usgs.gov/publication/70017782},
  note = {Source identifier: 70017782}
}