@article{Van Imhoff2001,
author = {Van Imhoff, E.},
title= {On the impossibility of inferring cohort fertility measures from period fertility measures},
year = {2001},
doi = {10.4054/DemRes.2001.5.2},
journal = {Demographic Research},
volume = {5},
number = {2},
pages = {23--64},
}