@article{Henretta1993,
author = {Henretta, J.C. and O’Rand, A.M. and Chan, C.G.},
title= {Gender differences in employment after spouse’s retirement},
year = {1993},
doi = {10.1177/0164027593152002},
journal = {Research on Aging},
volume = {15},
number = {2},
pages = {148--169},
}