Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: parent exact "Thirteenth Biennial Conference, Proceedings" Add to list Conference Paper C1 The emergence of a parallel system of social security coordination Nicolas Rennuy (UGent) (2013) Thirteenth Biennial Conference, Proceedings. p.1-35