(3GSFdI GdfSGA hGLhHI GdabgGA hGdYdeGA (B/s - (3MeRI GdabjQ s; (3eGLO SdjeGf OhOjf s ((3GdbGgQI (B: s (3OGQ GdGSQGA ,s, 1989)
(3jTJed Ydi GQLGYGJ HHdjhLQGajIs
Keywords: (3GdhYX hGdGQTGOs; (3GdeQGI ai GdGSdGe s; (3GdGSdGe s -- (3OYhIs