@misc{indiciaed4c593088c65,
  title = {Sources of variation in survival and recovery rates of American black ducks},
  author = {David G. Krementz and Michael J. Conroy and James E. Hines and H. Franklin Percival},
  year = {1987},
  doi = {10.2307/3801729},
  url = {https://pubs.usgs.gov/publication/5221534},
  note = {Source identifier: 5221534}
}