TY  - RPRT
TI  - Borehole-radar methods: Tools for characterization of fractured rock
AU  - Kamini Singha
AU  - Kari Kimball
AU  - John W. Lane
PY  - 2000
DO  - 10.3133/fs05400
UR  - https://pubs.usgs.gov/publication/fs05400
ID  - fs05400
ER  -