TY  - RPRT
TI  - Role of the geologist in the national economy
AU  - T. B. Nolan
PY  - 1962
DO  - 10.1130/0016-7606(1962)73[273:rotgit]2.0.co;2
UR  - https://pubs.usgs.gov/publication/70207351
ID  - 70207351
ER  -