@article{Zabel2008,
author = "Zabel, Cordula",
title = "Patterns of partnership formation among lone mothers in Russia",
year = 2008,
journal = "MPIDR Working Paper",
volume = 020,
pages = "1-33",
month = "Jun",
keywords = "russian federation",
url = "http://www.demogr.mpg.de/papers/working/wp-2008-020.pdf"
}