De l'harmonie des proportions dans les ensembles architecturaux d'Arménie :   (Sanahine, Haghpat, Gochavank) / 
K. Afanassiev ; Academy of Sciences of the Armenian SSR. Institute of Arts. ; II International Symposium on Armenian Art. 
 - Yerevan :  USSR Academy of Sciences of Armenian SSR, Institute of Arts,  1978. 
 - 22 p. ;  20 cm. 
 - 726.5(47.925) (NLA) .
<br/><br/><label>Universal Decimal Class. No.: </label>726.5(47.925) (NLA)