TY  - RPRT
TI  - Comparison of U.S. net import reliance for nonfuel mineral commodities—A 60-year retrospective (1954–1984–2014)
AU  - Steven M. Fortier
AU  - DeYoung
AU  - Elizabeth S. Sangine
AU  - Emily K. Schnebele
PY  - 2015
DO  - 10.3133/fs20153082
UR  - https://pubs.usgs.gov/publication/fs20153082
ID  - fs20153082
ER  -