Publication date 2002 Source http://www.legislation.gov.uk/id/eur/2002/1168 PDF: http://www.legislation.gov.uk/eur/2002/1168/pdfs/eur_20021168_adopted_en.pdf...
Publication date 25 October 2011 Source http://www.legislation.gov.uk/id/eur/2011/1168 PDF: http://www.legislation.gov.uk/eur/2011/1168/2011-10-25/data.pdf...
Publication date 2003 Source http://www.legislation.gov.uk/id/eur/2003/1168 PDF: http://www.legislation.gov.uk/eur/2003/1168/pdfs/eur_20031168_adopted_en.pdf...
Publication date 24 June 2004 Source http://www.legislation.gov.uk/id/eur/2004/1168 PDF: http://www.legislation.gov.uk/eur/2004/1168/2004-06-24/data.pdf...
Publication date 2004 Source http://www.legislation.gov.uk/id/eur/2004/537 PDF: http://www.legislation.gov.uk/eur/2004/537/pdfs/eur_20040537_adopted_en.pdf...
Publication date 2003 Source http://www.legislation.gov.uk/id/eur/2003/1354 PDF: http://www.legislation.gov.uk/eur/2003/1354/pdfs/eur_20031354_adopted_en.pdf...
Publication date 5 October 2007 Source http://www.legislation.gov.uk/id/eur/2007/1168 PDF: http://www.legislation.gov.uk/eur/2007/1168/2007-10-05/data.pdf...
Publication date 16 April 2014 Source http://www.legislation.gov.uk/id/eur/2014/515 PDF: http://www.legislation.gov.uk/eur/2014/515/2020-03-28/data.pdf...
Publication date 4 September 2014 Source http://www.legislation.gov.uk/id/eur/2014/952 PDF: http://www.legislation.gov.uk/eur/2014/952/2014-09-04/data.pdf...
four contact zones spanning 100–10 000 years - a tale of reinforcement?.pdf English: Hoarau, G.; Coyer, J. A.; Giesbers, M. C. W. G.; Jueterbock, A.;...