@misc{indiciaeef52814d78be,
  title = {Variability in vegetation effects on density and nesting success of grassland birds},
  author = {Maiken Winter and Douglas H. Johnson and Jill A. Shaffer},
  year = {2005},
  doi = {10.2193/0022-541x(2005)069<0185:viveod>2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70029149},
  note = {Source identifier: 70029149}
}