@article{Kalmijn2019,
author = {Kalmijn, M.},
title= {The effects of ageing on intergenerational support exchange: A new look at the hypothesis of flow reversal},
year = {2019},
doi = {10.1007/s10680-018-9472-6},
volume = {35},
number = {2},
pages = {263--284},
}