(3bGfhf Qbe (B90 (3dSfI (B1975 :s (3HEUOGQ bGfhf GdJbGYO hGdJCejf hGdeYGTGJ ddbhGJ GdeSdMI habkG dGNQ JYOjdGJI (B/s - (3eUQ(B.s ((3GdbGgQI (B:s (3GdgjFI GdYGeI dTFhf GdeWGHY GdCejQjI,s, 1995)
Keywords: (3JTQjYGJ hbhGfjfs; (3GdJCejf GdCLJeGYj(B.s