(3GdOQGSGJ GdfaSjI YfO GdYdeGA GdeSdejf (B/ s - (3eMeO YKeGf fLGJis ([S.N] : (3OGQ GdTQhb , s, 1993)
Keywords: (3JGQjNs; (3GdJMdjd GdfaSis; (3GdGLJeGYs; (3GdHjFI hGdGfSGfs; (3Yde GdfaS GdGLJeGYis