TY  - RPRT
TI  - PAD-US—National inventory of protected areas
AU  - Kevin J. Gergely
AU  - Alexa McKerrow
PY  - 2013
DO  - 10.3133/fs20133086
UR  - https://pubs.usgs.gov/publication/fs20133086
ID  - fs20133086
ER  -