TY - JOUR A1 - Billari, F.C. A1 - Prskawetz, A. A1 - Aparicio Diaz, B. A1 - Fent, T. T1 - The wedding-ring: An agent-based marriage model based on social interaction Y1 - 2007 DO - 10.4054/DemRes.2007.17.3 VL - 17 IS - 3 ER -