Meeks, S. ; Van Haitsma, K. ; Kostiwa, I.. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences.
67
(2012)
4
- p.
460-467
,
2012
Lawton, M. P. ; Van Haitsma, K. ; Klapper, J. The Journals of Gerontology Series B: Psychological Sciences and Social Sciences.
51B
(1996)
1
- p.
P3-P14
,
1996