Gibalo, Ivan Mikhailovich <br/><br/>
Analiticheskaia khimiia niobiia i tantala .English#Analytical chemistry of niobum and Tantalum  I.M. Gibbalotr. by J. Schmorak. 

 - London  Ann Arbor Humphrey Sciences Publishers  1970 
 - 346p. 22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Niobium - Analysis. Tantalum - Analysis. 
<br/><br/><label>Dewey Class. No.: </label>543  / A48A19