(3GdLHQ hGdgfOSI ai GdbQf GdKGfi YTQ (B/ s - (3QTOi QGTO (B\\=a(3GdeXaQ GdWhS(B, (3GdeXaQ Hf eMeO(Bv \\=a(3fbhdG aGQS(Bvs ([S.N] : (3eQcR OQGSGJ GdhMOI GdYQHjI , s, 1998)
Keywords: (3GdJMdjd GdQjGVis; (3GdLHQs; (3GdgfOSIs; (3GdQjGVjGJs