(3CHh HcQ GdUOjb s - (3Ydi GdWfWGhjs ((3GdSYhOjI s (3OGQ GdefGQIs, 1986)
Keywords: (3GdTNUjGJ hGdQehR GdOjfjIs; (3GdTNUjGJ hGdQehR GdOjfjIs