(3Yde GdfaS GdbVGFj(B:s (3SHjd GdSeh HeQab GdYOGdI Gdj eRjO ef GdCOGA hGdaYGdjI (B/s - (3QeSjS HgfGe s ((3GdEScfOQjI (B:s (3efTCI GdeYGQa (B,s, 1979)
(3GdfU HGddZI GdYQHjIs
Keywords: (3bGfhf LfGFjs; (3Yde GdfaS GdbVGFis