(3GdHZGjG hGdHZGA (B: (3OQGSI ShSjh GfKQhHhdhLjI (B/ s - (3YHOGddg YHOGdZfi ZGfes ([S.N] : (3GdecJH GdLGeYi GdMOjK , s, 1990)
Keywords: (3GdSdhc GdLfSis; (3GdNOeI GdGLJeGYjIs; (3GdGLJeGYs; (3GdLQGFe GdLfSjIs; (3GdHZGAs; (3GdUMI GdLfSjIs; (3GdaSGO GdGLJeGYis; (3ecGaMI GdHZGAs