@misc{indiciaeac8c558836c6,
  title = {Grizzly bear nutrition and ecology studies in Yellowstone National Park},
  author = {Charles T. Robbins and Charles C. Schwartz and Kerry A. Gunther and Christopher Servheen},
  year = {2006},
  url = {https://pubs.usgs.gov/publication/70160230},
  note = {Source identifier: 70160230}
}