1997 IUCN red list of threatened plants (1997)

British birds (2014)

Checklists for the CORINE Biotopes Programme and its application in the PHARE countries of Central and East Europe: including comparisons with relevant conventions and agreements on the conservation of European species and habitats - WCMC (EC, 1994)

List of rare, threatened and endemic plants in Europe (1982 edition) (1983)

The Marine Mammal Commission compendium of selected treaties, international agreements, and other relevant documents on marine resources, wildlife, and the environment - U.S. Fish; Wildlife Service (The Commission, 1994)

Norfolk natterjack - Norfolk; Norwich Naturalists' Society. (Norfolk and Norwich Naturalists Society, 1990)

Nota lepidopterologica - Societas Europaea Lepidopterologica (2013)

Nota lepidopterologica - Societas Europaea Lepidopterologica (2013)

Preliminary draft list of plant species for inclusion in a 'Responsibility List' of European plants - WCMC (WCMC, 1989)