Helbling, MarcMarcHelblingZobel, MalisaMalisaZobelRömer, FriederikeFriederikeRömerBjerre, LivLivBjerre2019-09-192015-07-0220140197-9183https://fis.uni-bamberg.de/handle/uniba/21857engConceptualizing and Measuring Immigration Policies : A Comparative Perspectivearticle10.1111/imre.12100