TY  - RPRT
TI  - The U. S. Geological Survey, Digital Spectral Library: Version 1 (0.2 to 3.0um)
AU  - Roger N. Clark
AU  - Gregg A. Swayze
AU  - Andrea J. Gallagher
AU  - Trude King
AU  - Wendy M. Calvin
PY  - 1993
DO  - 10.3133/ofr93592
UR  - https://pubs.usgs.gov/publication/ofr93592
ID  - ofr93592
ER  -