(3GdYQHi Y(B575 (3GcJhHQ (B2006 ((3SdGe Gdi GdLGeY GdGehi GdcHjQ (B)s ((3GdchjJ (B: s (3hRGQI GdGYdGe HOhdI GdchjJ , s, 2006)
Keywords: (3GHf QTO, GHhGdhdjO eMeO Hf GMeOs; (3GdecJHGJ hGdeYdheGJs; (3GdTYQ GdYQHi (B- (3OhGhjf hbUGFOs; (3GdLGeY GdGehis