(3JMdjd h JUeje CfXeI GdeYdheGJ GdMGShHjI (B/ s - (3HQgGf, eMeO fhQ YHO Gddgs ((3YeGf (B:s (3eDSSI GdhQGb ddfTQ h GdJhRjY,s, 1998)
Keywords: (3fXe GdeYdheGJs; (3GdMhGSjHs