(3ef fGaPI GdSaGQg GdYQH ai VhA GdhKGFb GdHQjWGfjI (B/ s - (3fLOI aJMi UahIs ([S.N] : (3QjGV GdQjS ddcJH hGdfTQ , s, 1992)
Keywords: (3GdYUQ GdMOjKs; (3JGQjNs; (3GdTQb GdGhSWs; (3GdOhd GdYQHjIs