Eyjólfsdóttir, Harpa Sif I. Eyjólfsdóttir, H. S., Baumann, I., Agahi, N., & Lennartsson, C. (2019). How to Measure Retirement Age? A Comparison of Survey and Register Data. Journal of Population Ageing. 1–19. ::doi::10.1007/s12062-019-09254-6.
,
2021