@article{Knodel1987,
author = {Knodel, J.},
title= {Starting, stopping, and spacing during the early stages of the fertility transition: The experience of German village populations in the 18th and 19th centuries},
year = {1987},
doi = {10.2307/2061627},
journal = {Demography},
volume = {24},
number = {2},
pages = {143--162},
}