@article{Kaplan2008,
author = {Kaplan, H. and Gurven, M.},
title= {Top-down and bottom-up research in biodemography},
year = {2008},
doi = {10.4054/DemRes.2008.19.44},
journal = {Demographic Research},
volume = {19},
number = {44},
pages = {1587--1602},
}