(3Tdheh gjdd h JgLjQ jghO GdYQGb (B/ s - (3Tdheh, gjdds; (3GdSYOj, ZGRjs ((3YeGf (B:s (3OGQ GdLdjd ddfTQ,s, 1986)
Keywords: (3GdUgjhfjIs; (3GdjghOs; (3GdYQGbs