(3LGaG ScQjHJ hLi ScQjHJ (B/ s - (3LGQhSci(B. (3LjeSs ((3GdbGgQI (B: s (3OGQ GdaGQhb ddfTQ hGdJhRjY , s, 2000)
Keywords: (3GdMGSHGJ GdGdcJQhfjI (B- (3HQGeLs; (3GdEfJQfJs; (3LGaG ScQjHJs; (3GdEfJQfJ (B- (3JUeje ehGbYs