(3TQM bGfhf GdYbhHGJ (B:s (3GdbSe GdYGe(B.s (3GdcJGH GdKGfj,s (3GdeSDhdjI GdLfGFjI hGdLRGA GdLfGFj (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