(3MGOj GdCQhGM Edi HdGO GdCaQGM (B/s - (3GHf bje GdLhRjI, eMeO Hf CHj HcQ Hf CjhHs 691-751 (3gLQjs; (3GdahGYjQ, YHO GddWja Bd eMeOs ((3YeGf (B- (3GdCQOf (B:s (3OGQ GdacQ ddfTQ hGdJhRjY ,s, 1987)
Keywords: (3GdLfIs; (3jhe GdbjGeIs; (3GdZjHjGJs; (3GdSeYjGJs -- (3GdLfIs