(3ehShYI GdYdhe GdELJeGYjI (B/ s - (3eGf, ejTjds; (3GdghGQj, YGOd eNJGQs; (3eUdhM, SYO YHO GdYRjRs ((3GdbGgQg (B:s (3OGQ GdeYQaI GdLGeYjI,s, 1999)
Keywords: (3GdehShYGJs; (3GdYdhe GdELJeGYjIs