@article{Steinsaltz2006,
author = {Steinsaltz, D. and Wachter, K.W.},
title= {Understanding mortality rate deceleration and heterogeneity},
year = {2006},
doi = {10.1080/08898480500452117},
journal = {Mathematical Population Studies},
volume = {13},
number = {1},
pages = {19--37},
}