@misc{indiciaeec34e8c3713a,
  title = {Acidification of experimental wetlands: Effects on wetland productivity and survival of juvenile black ducks},
  author = {G.M. Haramis and Diane S. Chu and C.M. Bunck and T.M. Mingo and W.W.R. Schaffner},
  year = {1997},
  url = {https://pubs.usgs.gov/publication/5211119},
  note = {Source identifier: 5211119}
}