(3GdeHQO SjQJg heDdaGJg (B/s - (3GdMOjKj(B, (3NOjLIs ((3HZOGO(B, (3GdYQGb (B:s (3OGQ GdTDhf GdKbGajI GdYGeI(B,s, 1990)
Keywords: (3GdeHQOs