(3GdfXQ hGMcGeg aj Gdabg GdGSdGej (B/ s - (3GdWQjbj , YHOGddg Hf YHO GdeMSf Hf efUhQs ((3O (B. (3e (B: s (3O (B. (3f , s, 2000)
Keywords: (3Gdabg GdESdGej s