@article{Palloni2017,
author = {Palloni, A. and Beltrán-Sánchez, H.},
title= {Discrete Barker frailty and warped older age mortality dynamics},
year = {2017},
doi = {10.1007/s13524-017-0548-4},
volume = {54},
number = {2},
pages = {655--671},
}