TY - CHAP A1 - Herlofson, K. A1 - Hagestad, G.O. T1 - Transformations in the role of grandparents across welfare states Y1 - 2012 DO - 10.1332/policypress/9781847429681.003.0002 A3 - Arber, S. A3 - Timonen, V. T2 - Contemporary grandparenting: Changing family relationships in global contexts CY - Bristol PB - Policy Press ER -