TY - GEN AU - Niemann,Arne TI - Dynamics and countervailing pressures of visa, asylum and immigration policy treaty revision: : explaining change and stagnation from the Amsterdam IGC to the IGC of 2003-04 KW - Asilo político KW - Inmigración KW - Unión Europea KW - Solicitante de asilo KW - Migrante N2 - Contiene bibliografía ER -