(3CYdGe GdadSaI GdSjGSjI GdeYGUQI (B/ s - (3cQSHfj, CfWhfj OjVs; (3YHO Gddg, fUGQs ((3GdbGgQI (B:s (3GdgjFI GdeUQjI GdYGeI,s, 1988)
Keywords: (3GdJQGLes; (3GdadGSaIs