TY  - RPRT
TI  - Design of exploration and minerals-data-collection programs in developing areas
AU  - E. D. Attanasi
PY  - 1981
DO  - 10.1016/0038-0121(81)90037-9
UR  - https://pubs.usgs.gov/publication/70010351
ID  - 70010351
ER  -