(3Jehjd GdJLGQI GdOhdjI hOhQ GdGYJeGOGJ GdeSJfOjI(B.s ([(3O(B.(3e(B]s (3eQcR GdHMhK,s, 1983)
Keywords: (3GdJHGOd GdJLGQjs; (3GdGYJeGOGJ GdeSJfOjIs; (3GdJLGQI GdNGQLjIs; (3GdJehjd GdOhdjs