(3ef GLd GHi SjO OQhjT (B/ s - (3MSf OQhjTs ((3GdbGgQI (B: s (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1990)
Keywords: (3GdehSjbjhf GdeUQjhfs; (3GdehSjbi GdbOjeIs; (3GdehSjbi GdTYHjI GdeUQjIs; (3GdJCdja GdehSjbis; (3SjO OQhjTs; (3GdehSjbjhf (B- (3JQGLes