(3JGQjN GdGZJjGdGJ GdSjGSjI ai eUQ(B: (3ai GdYUQ GdaQYhfi(B, (3ai GdYUhQ GdhSWi ai GdYUQ GdMOjK (B/ s - (3YHOGdMcje GdYajais ([S.N] : (3GdOGQ GdeUQjI GddHfGfjI , s, 1992)
Keywords: (3eUQs; (3GdGZJjGds; (3GdGQgGHs