1. H. de Hass (2008) Irregular Migration from West Africa to the Maghreb and the European Union: An Overview of Recent Trends, IOM Migration Research Series, No. 32 (Geneva: International Organization for Migration), pp. 9–10.
2. A. Marquina (2008) (ed.) Flujos migratorios subsaharianos hacia Canarias-Madrid (Madrid: UNISCI).
3. D. van Moppes (2006) ‘The African Migration Movement: Routes to Europe’, Working papers Migration and Development series Report No. 5, Research Group Migration and Development (Department of Human Geography) Radboud University, Nijmegen, pp. 7–9,
http://socgeo.ruhosting.nl/html/files/migration/migration5.pdf
(accessed 14 February 2009).
4. N. Myers with J. Kent (1995) Environmental Exodus. An Emergent Crisis in the Global Arena (Washington DC: Climate Institute).
5. N. Myers (2002) ‘Environmental Refugees: A Growing Phenomenon of the 21st Century’, Philosophical Transactions of the Royal Society B, Vol. 357, No. 1420, 609–612;