(3GdeRGL GdhGbYi (B\ (3GdeKGdi HYdGbJg HHYV eJZjQGJ GdTNUjI(B: (3OQGSI YedjI (B/ s - (3eLOi GMeO eMeO YHOGddgs ([S.N] : (3dLfI GdGYdGe hGdOQGSGJ GdeSJbHdjI , s, 1990)
Keywords: (3GdTNUjIs; (3Yde GdfaS GdJWHjbis