
Key references for the protected area information and indicators:
Dubois, G., M. Schulz, J. Skøien, A. Cottam, W. Temperley, M. Clerici, E. Drakou, J. van’t Klooster, B. Verbeeck, I. Palumbo, P. Derycke, J.-F. Pekel, J. Martínez-López, S. Peedell and P. Mayaux (2013) An Introduction to the Digital Observatory for Protected Areas (DOPA) and the DOPA Explorer (Beta). EUR 26207 EN, Luxembourg: Office for Official Publications of the European Union.
Dudley, N. (editor) (2008) Guidelines for Applying Protected Area Management Categories. Gland, Switzerland: IUCN.
Hartley, A., A. Nelson, P. Mayaux and J.-M. Grégoire (2007) The Assessment of African Protected Areas. EUR 22780 EN, Luxembourg: Office for Official Publications of the European Communities.
IUCN and UNEP-WCMC (2014) The World Database on Protected Areas (WDPA) August Release. Cambridge, UK: UNEP-WCMC.
Le Saout, S., M. Hoffmann, Y. Shi, A. Hughes, C. Bernard, T.M. Brooks, B. Bertzky, S.H.M. Butchart, S.N. Stuart, T. Badman and A.S.L. Rodrigues (2013) Protected areas and effective biodiversity conservation. Science 342: 803-805.