@article{Kravdal2004,
author = {Kravdal, Ø.},
title= {An illustration of the problems caused by incomplete education histories in fertility analysis},
year = {2004},
doi = {10.4054/DemRes.2004.S3.6},
URL = {http://www.demographic-research.org/special/3/6},
journal = {Demographic Research},
volume = {S3},
pages = {135--154},
}