Ligazóns
[1] https://www.edu.xunta.gal/portal/node/26524
[2] http://www.edu.xunta.gal/portal/sites/web/files/cifpportovello.zip
[3] http://www.edu.xunta.gal/portal/sites/web/files/cifp_portovello_ourense_ficha_descriptiva_operacion.pdf
[4] http://www.edu.xunta.gal/portal/sites/web/files/cartelobra_portiovello.pdf
[5] http://www.edu.xunta.gal/portal/sites/web/files/placa_portovello.pdf
[6] https://www.edu.xunta.gal/portal/taxonomy/term/392
[7] https://www.edu.xunta.gal/portal/taxonomy/term/16
[8] https://www.edu.xunta.gal/portal/empresas