TY  - RPRT
TI  - Ungulate herbivory of willows on Yellowstone's northern winter range
AU  - Francis S. Singer
AU  - Rex G. Cates
PY  - 1994
DO  - 10.2307/4003072
UR  - https://pubs.usgs.gov/publication/70129580
ID  - 70129580
ER  -