(3GdMH hGdHZV aj Gddg aj VhA GdbQBf GdcQje hGdSfI GdUMjMI (B/s - (3GdgdGdj, Sdje Hf YjO Hf eMeO,s 1377 (3g`(B-s ((3GdOeGe, GdSYhOjI (B:s (3OGQ GHf Gdbje ddJhRjY hGdfTQ,s, 1990)
Keywords: (3GdCNdGb GdESdGejIs; (3GdBOGH GdESdGejIs