See here a Clandestino related publication: Immigration flows and the management of the EU’s Southern Maritime Borders, Documentos CIDOB, n. 17 Migraciones, december 2008 (pdf). Authors: Dirk Godenau Vicente Manuel Zapata Hernadez, Paolo Cuttitta, Anna Triandafyllidou, Thanos Maroukis, Gemma Pinyol (ed.)