(3GdGjOjhdhLjG hfXQjI GdJfXje(B: (3eONd fbOi (B/ s - (3Ydi YHOGdQRGb MdHis; (3SYjO YjO eQSi HOQs ([S.N] : (3OGQ GdeYQaI GdLGeYjI , s, 1990)
Keywords: (3GdYdGbGJ GdGfSGfjIs; (3GdGJUGdGJs; (3GdJfXjes; (3GdGLJeGYs; (3GdGLJeGY GdJfXjeis