@misc{indiciae6a7bf52179a2,
  title = {Manufacture of ammonium sulfate fertilizer from gypsum-rich byproduct of flue gas desulfurization - A prefeasibility cost estimate},
  author = {I.-M. Chou and M. Rostam-Abadi and J.M. Lytle and F.P. Achorn},
  year = {1996},
  url = {https://pubs.usgs.gov/publication/70018054},
  note = {Source identifier: 70018054}
}