(3TQM bGfhf GdYbhHGJ (B:s (3GdcJGH GdChd,s (3GdbSe GdYGe GdfXQjI GdYGeI ddLQjeI (B/ s - (3GdbghLj, Ydj YHO GdbGOQs ((3GdEScfOQjI, eUQ (B:s (3OGQ GdeWHhYGJ GdLGeYjI,s, 1997)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3bGfhf GdYbhHGJs -- (3eUQs