(3efgL GdCfHjGA aj JRcjI GdfahS (B/s - (3GdgdGdj, Sdje Hf YjO Hf eMeO,s 1377 (3g`(B-s ((3GdNHQ, GdSYhOjI (B:s (3OGQ GHf YaGf ddfTQ hGdJhRjY,s, 1992)
Keywords: (3GdhYX hGdEQTGOs; (3GdNjQ hGdTQs; (3GdKhGH hGdYbGHs; (3GdOYhI GdESdGejIs