TY - RPRT A1 - Philipov, D. A1 - Jasilioniene, A. T1 - Union formation and fertility in Bulgaria and Russia: a life table description of recent trends Y1 - 2007 DO - 10.4054/DemRes.2008.19.62 UR - http://www.demogr.mpg.de/Papers/Working/WP-2007-005.pdf PB - Max Planck Institute for Demographic Research CY - Rostock IS - MPIDR Working paper WP 2007-05 ER -