(3GdQYGjI GdWHjI hGdJGgjdjI ef efXhQ GdNOeI GdGLJeGYjI (B/ s - (3GHQGgje YHOGdgGOi GdedjLis ([S.N] : (3GdecJH GdLGeYi GdMOjK , s, 1991)
Keywords: (3GdQYGjI GdUMjIs; (3GdNOeI GdGLJeGYjIs; (3GdYdGLs; (3GdeSJTajGJs; (3GdYjGOGJ GdWHjIs; (3GdeQGcR GdWHjIs