TY  - RPRT
TI  - Schlumberger sounding results and the altitude of the Pierre Shale at the Pueblo Chemical Depot, Pueblo, Colorado
AU  - R.J. Bisdorf
PY  - 1998
DO  - 10.3133/ofr98490
UR  - https://pubs.usgs.gov/publication/ofr98490
ID  - ofr98490
ER  -