@article{Koepke2005,
author = {Koepke, N.  and Baten, J. },
title= {The biological standards of living in Europe during the last two millennia},
year = {2005},
doi = {10.1017/S1361491604001388},
journal = {European Review of Economic History },
volume = {9},
number = {1},
pages = {61--95},
}