TY - CHAP A1 - Kalmijn, M. A1 - Dykstra, P.A. T1 - Differentials in face-to-face contact between parents and their grown-up children Y1 - 2006 A3 - Dykstra, P.A. A3 - Kalmijn, M. A3 - Knijn, T.C.M. A3 - Komter, A.E. A3 - Liefbroer, A.C. A3 - Mulder, C.H. T2 - Family solidarity in the Netherlands CY - Amsterdam PB - Dutch University Press ER -