@book{Bartels2012,
author = {Bartels, Charlotte},
year = {2012},
language = {eng},
copyright = {http://www.fu-berlin.de/sites/refubium/rechtliches/Nutzungsbedingungen},
title = {Long-term Participation Tax Rates},
url = "http://dx.doi.org/10.17169/FUDOCS_document_000000014675",
}