TY  - RPRT
TI  - National overview of abandoned mine land sites utilizing the Minerals Availability System (MAS) and Geographic Information Systems (GIS) technology
AU  - David A. Ferderer
PY  - 1996
DO  - 10.3133/ofr96549
UR  - https://pubs.usgs.gov/publication/ofr96549
ID  - ofr96549
ER  -