Publication date 29 October 2004 Source http://www.legislation.gov.uk/id/eur/2004/1898 PDF: http://www.legislation.gov.uk/eur/2004/1898/2004-10-29/data.pdf...
Publication date 2004 Source http://www.legislation.gov.uk/id/eur/2004/1 PDF: http://www.legislation.gov.uk/eur/2004/1/pdfs/eur_20040001_adopted_en.pdf...
Publication date 2004 Source http://www.legislation.gov.uk/id/eur/2004/527 PDF: http://www.legislation.gov.uk/eur/2004/527/pdfs/eur_20040527_adopted_en.pdf...
Publication date 24 June 2004 Source http://www.legislation.gov.uk/id/eur/2004/1159 PDF: http://www.legislation.gov.uk/eur/2004/1159/2004-06-24/data.pdf...
Publication date 22 September 2004 Source http://www.legislation.gov.uk/id/eur/2004/1658 PDF: http://www.legislation.gov.uk/eur/2004/1658/2004-09-22/data.pdf...
Publication date 26 May 2004 Source http://www.legislation.gov.uk/id/eur/2004/1022 PDF: http://www.legislation.gov.uk/eur/2004/1022/2004-05-26/data.pdf...
Publication date 2004 Source http://www.legislation.gov.uk/id/eur/2004/333 PDF: http://www.legislation.gov.uk/eur/2004/333/pdfs/eur_20040333_adopted_en.pdf...
Publication date 15 December 2006 Source http://www.legislation.gov.uk/id/eur/2006/1857 PDF: http://www.legislation.gov.uk/eur/2006/1857/2013-11-09/data.pdf...
https://archive.org/download/analesdelasocied2502soci/analesdelasocied2502soci.pdf Permission (Reusing this file) https://www.biodiversitylibrary.org/permissions...
Publication date 2003 Source http://www.legislation.gov.uk/id/eur/2003/1160 PDF: http://www.legislation.gov.uk/eur/2003/1160/pdfs/eur_20031160_adopted_en.pdf...