(3GdejRGfjI GdYGeI ddOhdI (B:s (3GdLOGhd GdJaUjdjI dehGRfI GdgjFGJ GdYGeI (B/ s - (3hRGQI GdeGdjI(B.s ((3eUQ(B:s (3GdgjFI GdYGeI dTFhf GdeWGHY GdCejQjI (B.s, 1975)
Keywords: (3GdeGdjI GdYGeI hGdJTQjY GdVQjHj(B.s