(3GdThQi h eeGQSJgG GdEjeGfjI (B/ s - (3GdfMhj, YOfGf Ydj QVGs ((3GdQjGV (B:s (3OGQ GdfMhj,s, 1988)
Keywords: (3GdESdGes; (3Gdabg GdESdGejs; (3GdThQis