@article{Karlis2002,
author = {Karlis, D. and Kostaki, A.},
title= {Bootstrap techniques for mortality models},
year = {2002},
doi = {10.1002/1521-4036(200210)44:7<850::AID-BIMJ850>3.0.CO;2-6},
journal = {Biometrical Journal},
volume = {44},
number = {7},
pages = {850--866},
}