No implementation found for style `castellano' The uxo.aux file was not found, so sections will not be numbered and cross-references will be shown as icons. No number for "Accesosaunarchivo." couldn't convert character questacute into available encodings couldn't convert character rtilde into available encodings ...set $ACCENT_IMAGES to get an image No number for "Variablesmásusuales" No number for "Modificadoresdetest."