Riester, Andrea Department 'Integration and Conflict', MPI for Social Anthropology, Max Planck Society;
https://www.migrationpolicy.org/sites/default/files/publications/LegalPathwaysLowSkilledWorkers-finalweb.pdf (Publisher version)
Riester, A., & Newland, K.(2018). Welcome to work?: legal migration pathways for low-skilled workers. Washington: MPI Migration Policy Institute.