TY  - RPRT
TI  - Non-native plant invasions of United States National parks
AU  - J. A. Allen
AU  - C. S. Brown
AU  - T.J. Stohlgren
PY  - 2008
DO  - 10.1007/s10530-008-9376-1
UR  - https://pubs.usgs.gov/publication/70035684
ID  - 70035684
ER  -