(3GdJfTFI GdGSJgdGcjI ddWad hOhQ GdGSQI hGdGYdGfGJ GdJLGQjI HGdJdjaRjhf (B/ s - (3fhGd SdjeGf QeVGfs ([S.N] : (3OGQ GdfgVI GdYQHjI , s, 1993)
Keywords: (3GdGSQIs; (3GdJQHjIs; (3GdGWaGds; (3GdJdjaRjhfs; (3JcGdja eSJhi GdeYjTIs; (3GdGSJgdGcs; (3GdGYdGfGJs; (3JQTjOs