@article{Schmidtke2001, author="Oliver Schmidtke", title="Transnational Migration: A Challenge to European Citizenship Regimes", year="2001", journal="World Affairs", volume="164-1", number="Summer", pages="3-16", keyword0="Citizenship", keyword1="Europe", keyword2="European Citizenship", keyword3="Migration", keyword4="Nation-State", keyword5="Regimes", keyword6="Transnational Migration", type="journal" }