1. Der Übergang in den Ruhestand von Ehepaaren
2. An, Mark Y.; Bent Jesper Christensen; and Nabanita Datta Gupta. 1999. “A Bivariate Duration Model of the Joint Retirement Decisions of Married Couples.” Working Paper 99-10. Aarhus: Centre for Labour Market and Social Research.
3. Labor Force Dynamics of Older Married Couples
4. Labor force transitions of older married couples in Germany