Petryanov, I.V. <br/><br/>
Elementry order: mendeleev's periodic systems 

 - Moscow  Mir pub.  1984 
 - 154 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Periodic law
<br/><br/><label>Dewey Class. No.: </label>541.901  / PET