ogr2ogr -f KML -s_srs "+proj=utm +zone=30 +ellps=WGS84 +towgs84=-36.7193107889714,-4.418216852011938,0,0,0 +units=m +datum=WGS84 +no_defs " -t_srs epsg:25830 -dialect SQLite -sql "select * from entities where layer='SUPERFICIES  ZV'" SUPERFICIES_ZV.kml D02-32.dxf;