(3GdehSjbGQ GdYHbQj GdCge HjJghaf (B/ s - (3GdHSJGfj, UdGM GdOjfs ((3GdbGgQI (B:s (3OGQ GdYQH,s, 1990)
Keywords: (3GdehSjbis; (3GdJQGLes; (3GdehSjbjhfs