@misc{indiciae8b551cee37d5,
  title = {Effects of acid rain and sulfur dioxide on marble dissolution},
  author = {Paul F. Schuster and Michael M. Reddy and Susan I. Sherwood},
  year = {1994},
  url = {https://pubs.usgs.gov/publication/70018048},
  note = {Source identifier: 70018048}
}