@misc{indiciaee8d2b55b6e00,
  title = {Winter movements of American black ducks in relation to natural and impounded wetlands in New Jersey},
  author = {M.J. Conroy and G.R. Costanzo and Daniel B. Stotts},
  year = {1987},
  url = {https://pubs.usgs.gov/publication/5210230},
  note = {Source identifier: 5210230}
}