(3Yde GdeGdjI GdYGeI h GdfXGe GdVQjHi GdeUQi (B:s (3OQGSI ehLRI ddeHGOF GdYGeI deGdjI GdOhdI (B/s - (3Rjf GdYGHOjf fGUQs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI (B,s, 1974)
. 798-796 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI h GdJTQjY GdVQjHis