(3GdTHGH h JMbjb GdPGJ (B: s (3OQGSI JMdjdjI deOi JMbjb GdPGJ YfO GdTHGH GdeTGQc aj HQGeL LGFRI Seh hdj GdYgO aj GdCQOf (B/ s - (3ebOGOj, UGdM eMeO YbdIs ((3YeGf (B:s (3OGQ YeGQ ddfTQ,s, 1997)
Keywords: (3GdTHGHs; (3GdLhGFRs; (3GdeTGQcI GdWdGHjIs; (3GdCQOfs; (3GdMSf Hf WdGds