TY  - RPRT
TI  - A comparison in Colorado of three methods to monitor breeding amphibians
AU  - P.S. Corn
AU  - E. Muths
AU  - W.M. Iko
PY  - 2000
DO  - 10.2307/3536896
UR  - https://pubs.usgs.gov/publication/1015346
ID  - 1015346
ER  -