(3EYQGH GdMOjK GdfHhj (B/s - (3GdYcHQj, YHO Gddg Hf GdMSjf Hf YHO Gddgs 538-616 (3gLQjs; (3GdTGYQ, MSf ehSis ((3LOI (B- (3GdeedcI GdYQHjI GdSYhOjI (B:s (3OGQ GdefGQI ,s, 1987)
Keywords: (3GdMOjKs -- (3eHGMK YGeIs -- (3EYQGH MOjKs