Foos, Raymond A. <br/><br/>
Separations of yttrium and some rare earths by liquid-liquid extraction 
Foos, Raymond A. 
 - Iowa  Atomic energy commission  1954 
 - v, 77 p.  il  27 cm. 
 - ISC  695 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>itrio<br/>tierras raras
<br/><br/><label>Subjects--Index Terms: </label>química 
<br/><br/><label>Universal Decimal Class. No.: </label>622.349