TY  - RPRT
TI  - DEPTH; a system for the display of elementary petroleum themes
AU  - P.A. Fulton
AU  - R.W. Coffin
AU  - M.S. Kutsko
PY  - 1983
DO  - 10.3133/pp1297
UR  - https://pubs.usgs.gov/publication/pp1297
ID  - pp1297
ER  -