TY  - RPRT
TI  - Vertebrate species introductions in the United States and its territories
AU  - Gary W. Witmer
AU  - Pam L. Fuller
PY  - 2011
DO  - 10.1093/czoolo/57.5.559
UR  - https://pubs.usgs.gov/publication/70005282
ID  - 70005282
ER  -