(3ebGeGJ HOjY GdReGf GdgePGfi (B/ s - (3HOjY GdReGf GdgePGfi, GMeO Hfs; (3Ydi HhedMe (B((3ebOe hJGQjN(B)s ([S.N] : (3OGQ ecJHIGdgdGd , s, 1993)
Keywords: (3GdGOH GdYQHis; (3GdfKQ GdYQHis; (3GddZI GdYQHjIs; (3GdebGeGJ GdYQHjIs