@misc{indiciaec07a36dca14d,
  title = {Inventory of waterfowl environments of prairie Canada},
  author = {J.J. Lynch and C.D. Evans and V.C. Conover},
  year = {1963},
  url = {https://pubs.usgs.gov/publication/5220459},
  note = {Source identifier: 5220459}
}