TY  - RPRT
TI  - Niche relationships within a guild of ungulate species in Yellowstone National Park, Wyoming, following release from artificial controls
AU  - Francis J. Singer
AU  - Jack E. Norland
PY  - 1994
DO  - 10.1139/z94-183
UR  - https://pubs.usgs.gov/publication/70129386
ID  - 70129386
ER  -