Links
| Ministerio de Fomento | www.mfom.es |
| Mercamadrid | www.mercamadrid.es |
| Mercabarcelona | www.mercabarna.es |
| Instituto Nacional Meteorológico | www.inm.es |
| Boletín Oficial del Estado | www.boe.es |
| Puertos del Estado | www.puertos.es |
| Conversor de Divisas | www.oanda.com |
| The Nautical Institute | www.nautinst.org |
| Infoshipping | www.infoshipping.com |
| Cool Force Home Page | www.coolforce.com |
| Institute of Int'l Container Lessors | www.iicl.org |