Ivanov, B <br/><br/>
Contemporary physics / 
Ivanov, B 
 -  Peace Publishers, Moscow,  1900 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>530 IVA-C