(3SdWI GdbGVj GdLfGFj aj JbOjQ GdCOdI (B:s (3OQGSI ebGQfI (B/s - (3eMeO, aGVd RjOGfs (((3HZOGO (B:s (3eWHYI GdTQWI(B)s, 1992)
(3GdCUd CWQhMI OcJhQGg(B-(3LGeYI HZOGO, cdjI GdbGfhf(B.s
Keywords: (3bGfhf GdELQGAGJ GdLfGFjIs; (3GdeMGceGJ GdLfGFjIs