@article{Gierveld2004,
author = {Gierveld, J.D.},
title= {Remarriage, Unmarried Cohabitation, Living Apart Together: Partner Relationships Following Bereavement or Divorce},
year = {2004},
doi = {10.1111/j.0022-2445.2004.00015.x},
journal = {Journal of Marriage and Family},
volume = {66},
number = {1},
pages = {236--243},
}