TY  - RPRT
TI  - Recreational trails as corridors for alien plants in the Rocky Mountains, USA
AU  - Floye H. Wells
AU  - William K. Lauenroth
AU  - John B. Bradford
PY  - 2012
DO  - 10.3398/064.072.0408
UR  - https://pubs.usgs.gov/publication/70046793
ID  - 70046793
ER  -