@techreport{Dykstra2012,
author = {Dykstra, P.A. and Kalmijn, M. and Knijn, T.C.M. and Komter, A.E. and Liefbroer, A.C. and Mulder, C.H.},
title= {Codebook of the Netherlands Kinship Panel Study, a multi-actor, multi-method panel study on solidarity in family relationships, Wave 2},
year = {2012},
publisher = {Netherlands Interdisciplinary Demographic Institute},
address = {The Hague},
institution = {NKPS Working Paper 8},
}