@article{Petersen2017, author = "Alexander M. Petersen and Michelangelo Puliga", title = "{Supplementary Material from High-skilled labour mobility in Europe before and after the 2004 enlargement}", year = "2017", month = "3", url = "https://rs.figshare.com/articles/journal_contribution/Supplementary_Material_from_High-skilled_labour_mobility_in_Europe_before_and_after_the_2004_enlargement/4714027", doi = "10.6084/m9.figshare.4714027.v2" }