@inbook{Laslett1999,
author = {Laslett, P.},
title= {The bewildering history of the history of longevity},
year = {1999},
editor = {Jeune, B.},
editor = {Vaupel, J.W. },
booktitle = {Validation of exceptional longevity},
address = {Odense},
publisher = {Odense University Press},
pages = {23--40},
}