(3GdefgGL aj HjGf GMcGe GdYTQ hGdNQGLs - (3GdeOQS,YHO Gddg Hf GMeOHf MSf GdQHJcj s 1060-(3g(B1159s; (3GdfYjej,LGSe YHO TdGds ((3HjQhJ,(B[(3dHfGf(B]:s (3OGQ GdcJH GdYdejI,s, 1971)
Keywords: (3Gdabg GdGSdGejs