@article{Beise2002,
author = {Beise, J. and Voland, E.},
title= {A Multilevel Event History Analysis of the Effects of Grandmothers on Child Mortality in a Historical German Population (Krummhörn, Ostfiesland, 1720-1847)},
year = {2002},
doi = {10.4054/DemRes.2002.7.13},
journal = {Demographic Research},
volume = {7},
number = {13},
pages = {470--494},
}