TY  - RPRT
TI  - Conceptual uncertainty in crystalline bedrock: Is simple evaluation the only practical approach?
AU  - J. Geier
AU  - C.I. Voss
AU  - B. Dverstorp
PY  - 2002
UR  - https://pubs.usgs.gov/publication/70024001
ID  - 70024001
ER  -