(3GdTYQ h GdTYQGA GdeLgdhf aj GdbQf GdJGSY YTQ (B/ s - (3GdhGOj, Wgs ((3GdOhMI (B:s (3OGQ GdKbGaI,s, 1986)
Keywords: (3GdTYQ GdYQHjs; (3GdJQGLes; (3eUQs