@article{Yashin1997,
author = {Yashin, A.I. and Iachine, I.A.},
title= {How frailty models can be used for evaluating longevity limits: taking advantage of an interdisciplinary approach},
year = {1997},
doi = {10.2307/2061658},
volume = {34},
number = {1},
pages = {31--48},
}