TY  - RPRT
TI  - Geology of the Bayan Obo iron-rare-earth-niobium deposits, Inner Mongolia, China
AU  - L. J. Drew
AU  - M. Qingrun
AU  - S. Weijun
PY  - 1991
UR  - https://pubs.usgs.gov/publication/70016851
ID  - 70016851
ER  -