@article{Fokkema1996,
author = {Fokkema, T. and Gierveld, J. and Nijkamp, P.},
title= {Big cities, big problems: Reason for the elderly to move?},
year = {1996},
doi = {10.1080/00420989650012059},
volume = {33},
number = {2},
pages = {353--377},
}