@techreport{Higgins-1995-3922,
  author = {Higgins, K and Dieter, C and Usgaard, R},
  title = {Monitoring of Seasonal Bird Activity and Mortality on Unit 2 at the Buffalo Ridge Windplant, Minnesota},
  institution = {South Dakota State University},
  year = {1995},
  month = {jan},
  url = {http://wind.nrel.gov/public/library/higgins2.pdf},
  keywords = {Wind Energy, Land-Based Wind, Habitat Change, Collision, Birds, Bats},
}