(3LQGFe GdEZJUGH (B/s - (3MQH, YaGas ((3GdOhMI (B:s (3bWQj Hf GdaLGAI ddfTQ hGdJhRjY ;s (3OeTb (B:s (3GdSjQhGf ddfTQ hGdJhRjY,s, 1993)
Keywords: (3GdGZJUGHs; (3GdLQGFe GdLfSjIs