TY  - RPRT
TI  - Topographic mapping data semantics through data conversion and enhancement
AU  - Dalia Varanka
AU  - Jonathan Carter
AU  - E. Lynn Usery
AU  - Thomas Shoberg
PY  - 2011
DO  - 10.1007/978-1-4419-9446-2_7
UR  - https://pubs.usgs.gov/publication/70110397
ID  - 70110397
ER  -