author = { Hank, Karsten Stuck, Stephanie },

title = { Volunteer Work, Informal Help, and Care Among the 50 in Europe Further Evidence for ‘Linked’ Productive Activities at Older Ages },

publisher = {SSRN},

year = {[2009]},

abstract = {In: Social Science Research, Vol. 37, No. 4, 2008},

abstract = {Nach Informationen von SSRN wurde die ursprüngliche Fassung des Dokuments 2007 erstellt},

address = { [S.l.] },

url = { http://slubdd.de/katalog?TN_libero_mab2 }