@article{Warner2010,
author = {Warner, D.F. and Hayward, M.D. and Hardy, M.A.},
title= {The retirement life course in America at the dawn of the twenty-first century},
year = {2010},
doi = {10.1007/s11113-009-9173-2},
volume = {29},
number = {6},
pages = {893--919},
}