Fomin, Dmitri, et al. <br/><br/>
Mathematical circles: Russian experience 

 -  Universities Press, Hyderabad  1996 
 - 272 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical physics
<br/><br/><label>Dewey Class. No.: </label>PG 530.15  FOM-M