TY  - RPRT
TI  - The U.S. Geological Survey cartographic and geographic information science research activities 2006-2010
AU  - E. Lynn Usery
PY  - 2011
DO  - 10.1559/15230406382302
UR  - https://pubs.usgs.gov/publication/70003793
ID  - 70003793
ER  -