(3GdfHGJGJ GdWHjI hGdYWQjI(B: (3cejGDgG GfJGLgG(B, (3ahGFOgG (B/ s - (3eMeO GdSjO gjcd s; (3YHOGddg YHOGdQGRbs ([S.N] : (3efTGI GdeYGQa GdGSdGejI , s, 1993)
Keywords: (3GdGOhjIs; (3GdUjOdIs; (3GdfHGJGJ GdWHjIs; (3GdfHGJGJs; (3GdYbGbjQ GdfHGJjIs; (3GdGYTGHs; (3GdGOhjI GdTYHjIs; (3GdHGHhfLs