(3eYGde GdGfWdGbI GdcHQi YfO Cgd GdSfI hGdLeGYI (B/s - (3GdeUQj, eMeO YHO GdgGOjs ((3GdQjGV (B:s (3OGQ GdhWf,s, 1992)
Keywords: (3Yde GdcdGes; (3Cgd GdSfIs