Gerstorf, D., Ram, N., Mayraz, G., Hidajat, M., Lindenberger, U., Wagner, G.G. und Schupp, J. (2010) Late-Life Decline in Well-Being across Adulthood in Germany, the UK, and the US : Something Is Seriously Wrong at the End of Life [cd], SOEPpapers on Multidisciplinary Panel Data Research. Berlin: Deutsches Institut für Wirtschaftsforschung (DIW). doi:urn:nbn:de:101:1-201803065025.

Gerstorf, Denis, Nilam Ram, Guy Mayraz, Mira Hidajat, Ulman Lindenberger, Gert G. Wagner, und Jürgen Schupp. Late-Life Decline in Well-Being across Adulthood in Germany, the UK, and the US : Something Is Seriously Wrong at the End of Life. Cd. SOEPpapers on Multidisciplinary Panel Data Research. Berlin: Deutsches Institut für Wirtschaftsforschung (DIW), [2010?], Berlin: Deutsches Institut für Wirtschaftsforschung (DIW), [2010?]. https://doi.org/urn:nbn:de:101:1-201803065025.

Gerstorf, D., Ram, N., Mayraz, G., Hidajat, M., Lindenberger, U., Wagner, G. G., & Schupp, J. (ca. 2010). Late-Life Decline in Well-Being across Adulthood in Germany, the UK, and the US : Something Is Seriously Wrong at the End of Life [Cd]. In SOEPpapers on Multidisciplinary Panel Data Research. Deutsches Institut für Wirtschaftsforschung (DIW). https://doi.org/urn:nbn:de:101:1-201803065025

Gerstorf, D., N. Ram, G. Mayraz, M. Hidajat, U. Lindenberger, G. G. Wagner, und J. Schupp. „Late-Life Decline in Well-Being across Adulthood in Germany, the UK, and the US : Something Is Seriously Wrong at the End of Life“. SOEPpapers on Multidisciplinary Panel Data Research, cd, Deutsches Institut für Wirtschaftsforschung (DIW), 2010, https://doi.org/urn:nbn:de:101:1-201803065025.

GERSTORF, Denis, Nilam RAM, Guy MAYRAZ, Mira HIDAJAT, Ulman LINDENBERGER, Gert G. WAGNER und Jürgen SCHUPP, 2010. Late-Life Decline in Well-Being across Adulthood in Germany, the UK, and the US : Something Is Seriously Wrong at the End of Life. Berlin: Deutsches Institut für Wirtschaftsforschung (DIW)