(3GdGQJbGA HGdHjFI GdYeQGfjI ddeOf (B/ s - (3eQcR GdOQGSGJ GdJNWjWjI GdeYeGQjIs ([S.N] : (3eQcR GdOQGSGJ GdJNWjWjI hGdeYeGQjI , s, 1986)
Keywords: (3GdYeGQI GdeUQjIs; (3GdYeGQIs