@article{Tanskanen2014a,
author = "Antti Tanskanen, Anna Rotkirch",
title = "The impact of grandparental investment on mothers’ fertility intentions in four European countries",
year = 2014,
journal = "Demographic Research",
volume = 31,
number = 1,
pages = "1-26",
month = "Jul",
url = "http://www.demographic-research.org/volumes/vol31/1/31-1.pdf"
}