Yost D M <br/><br/>
Rare-earth elements and their compounds 

 -  1947 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>60316 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inorganic chemistry
<br/><br/><label>Dewey Class. No.: </label>E1:192, H7;1