(3bGfhf Qbe (B147 (3dSfI (B1984 :s (3HaQV QSe JfejI GdehGQO GdeGdjI ddOhdI hdGFMJg GdJfajPjI habkG dBNQ GdJYOjdGJ (B/s - (3eUQ(B.s ((3GdbGgQI (B:s (3GdgjFI GdYGeI dTFhf GdeWGHY GdCejQjI,s, 1995)
Keywords: (3JTQjYGJ hbhGfjfs; (3GdeGdjI GdYGeI(B.s