TY  - RPRT
TI  - A comparison of sampling techniques to estimate number of wetlands
AU  - R.R. Johnson
AU  - K.F. Higgins
AU  - D.E. Naugle
AU  - J.A. Jenks
PY  - 1999
UR  - https://pubs.usgs.gov/publication/70021749
ID  - 70021749
ER  -