@incollection{2018:diliagka:chapter_fi, title = {Chapter Five: The Principle of Proportionality as a Balancing Concept in Case-Studies of Pension Reforms}, year = {2018}, note = {}, booktitle = {The Legality of Public Pension Reforms in Times of Financial Crisis}, pages = {185--278}, edition = {1}, author = {Diliagka, Dafni}, publisher = {Nomos}, address = {Baden-Baden}, series = {Studien aus dem Max-Planck-Institut für Sozialrecht und Sozialpolitik}, volume = {69} }