(3GfJ JSCd h GdESdGe jLjH (B/ s - (3GdTYQGhj, eMeO eJhdjs ((3HhQSYjO (B:s (3OGQ GdeSde,s, 1982)
(3jhLO fSNg aj GdeQGLYs
Keywords: (3GdESdGes; (3Gdabg GdESdGejs; (3CUhd Gdabgs