By Wahl Hans-Werner   Heyl Vera   in Generations

ISSN:0738-7806|27|1|39-45

American Society on Aging‎(2003)‎

Access to resources Favorite 12.861708

By Heyl Vera   Wahl Hans-Werner   Mollenkopf Heidrun   in Social Indicators Research

ISSN:0303-8300|74|1|159-189

Springer Publishing Company ‎(2005)‎

Access to resources Favorite 10.882409

By Wahl Hans-Werner   Heyl Vera   Schilling Oliver   in The Journals of Gerontology: Series B

ISSN:1079-5014|67|6|687-696

Oxford University Press‎(2012)‎

Access to resources Favorite 10.882409

By Wahl Hans-Werner   Heyl Vera   Schilling Oliver   in Visual Impairment Research

ISSN:1388-235X|4|3|143-160

Informa Healthcare‎(2002)‎

Access to resources Favorite 10.882409