(3GdJWHjb GdeYGUQ ddRcGI (B/s - (3TMGJI, Thbj ESeGYjds ((3LOI, GdSYhOjI (B:s (3OGQ GdTQhb,s, 1977)
Keywords: (3GdRcGI (B((3abg ESdGej(B)s