(3GdSfOHGO GdajRjGFj hfSjHg BjfTJjf (B/ s - (3ZUjH, geGes ((3HjQhJ (B: s (3GdeDSSI GdYQHjI ddOQGSGJ hGdfTQ, s, 2000)
Keywords: (3GdajRjGA(B. s; (3GdfSHjI(B. s