January 2012 | Publisher: UN High Commissioner for Refugees (UNHCR) | Document type: Research, Background and Discussion Papers
October 2009 | Publisher: European Union: European Agency for Fundamental Rights | Document type: Research, Background and Discussion Papers
2007 | Publisher: Odysseus - Academic Network for Legal Studies on Immigration | Document type: Research, Background and Discussion Papers
March 2006 | Publisher: European Council on Refugees and Exiles | Document type: Research, Background and Discussion Papers
July 2004 | Publisher: European Council on Refugees and Exiles | Document type: Research, Background and Discussion Papers