@incollection{2021:vonk:chapter_6_, title = {Chapter 6 Extending Social Insurance Schemes to “Non-Employees”: The Dutch Example}, year = {2021}, note = {}, booktitle = {Social Law 4.0}, pages = {147--170}, edition = {1}, author = {Vonk, Gijsbert}, publisher = {Nomos}, address = {Baden-Baden}, series = {Studien aus dem Max-Planck-Institut für Sozialrecht und Sozialpolitik}, volume = {74} }