@inbook{Bijak2013,
author = {Bijak, J. and Kupiszewska, D. and Kupiszewski, M. and Saczuk, K.},
title= {Population ageing, population decline and replacement migration in Europe},
year = {2013},
doi = {10.1007/978-90-481-8948-9_14},
editor = {Kupiszewski, M.},
booktitle = {International migration and the future of populations and labour force resources in Europe},
address = {London},
publisher = {Springer},
pages = {243--267},
}