TY - JOUR A1 - Aassve, A. A1 - Meroni, E. A1 - Pronzato, C. T1 - Grandparenting and Childbearing in the Extended Family Y1 - 2012 DO - 10.1007/s10680-012-9273-2 JF - European Journal of Population VL - 28 IS - 4 ER -