TY  - RPRT
TI  - Marinas, mines, and mudpots. Building a feature-based production system at the U.S. geological survey
AU  - Gary B. Chappell
AU  - Kathryn C. Neff
PY  - 1991
UR  - https://pubs.usgs.gov/publication/70015582
ID  - 70015582
ER  -