TY  - BOOK
AU  - Yost, Don M.
AU  - Garner, Clifford S.
TI  - RARE-EARTH ELEMENTS AND THEIR COMPOUNDS
U1  - 546.6 
PY  - 1947///
CY  - N. Y.
PB  - J. Wiley
KW  - Earth-Rare
ER  -