@article{Nieboer1998‒1999,
author = {Nieboer, A.P. and Lindenberg, S.M. and Ormel, J.},
title= {Conjugal bereavement and well-being of elderly men and women: A preliminary study},
year = {1998‒1999},
doi = {10.2190/B89H-KGFC-WP0T-T7K1},
volume = {38},
number = {2},
pages = {119‒141},
}