@article{Goldstein2003,
author = {Goldstein, J.R. and Lutz, W. and Scherbov, S.},
title= {Long-term population decline in Europe: The relative importance of tempo effects and generational length},
year = {2003},
doi = {10.1111/j.1728-4457.2003.00699.x},
journal = {Population and Development Review},
volume = {29},
pages = {699--707},
}