TY - JOUR A1 - Katus, K. A1 - Puur, A. A1 - Põldma, A. A1 - Sakkeus, L. T1 - First union formation in Estonia, Latvia, and Lithuania: Patterns across countries and gender Y1 - 2007 DO - 10.4054/DemRes.2007.17.10 UR - http://www.demographic-research.org JF - Demographic Research VL - 17 IS - 10 SP - 247 EP - -300 ER -