(3GdUHQ GdLejd aj VhA GdcJGH hGdSfI (B/s - (3GdgdGdj, Sdje Hf YjO s 1377 (3g`(B-s ((3GdOeGe (B- (3GdSYhOjI (B:s (3OGQ GHf Gdbje,s, 2000)
Keywords: (3GdCNdGb GdESdGejIs; (3GdaVGFds; (3GdUHQs; (3hYX hEQTGOs