Ispirian, Naira Merujan <br/><br/>
Physics in Problems / 
N.M. Ispirian, A.J. Khachatrian ; MES of RA; SEUA. Chair of physics. 
 - Yerevan :  Chartaraget,  2011. 
 - 64 p. 
<br/><br/><label>ISBN: </label>978-9939-55-629-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics