(3MHRHhR aj JGQjN UMGaI GdgRd hGdcGQjcJhQ aj GdYQGb (B/ s - (3GdLHhQj, Lejd s ((3HZOGO, GdYQGb (B: s (3OGQ GdTDhf GdKbGajI GdYGeI, s, 1986)
Keywords: (3GdUMGaI GdYQGbjIs