1Hooyman N.,Kiyak H.A.Social gerontology:A muhidisciplinary perspective(4th edition).Needham Heights,MA:Allyn and Bacon,.1996
2Elder G.H.Time,human aging,and social change:Perspectives on the life course.Social Psychology Quarterly,1994,57,4—15.
3Hodgson L.G.Grandparents and older grandchildren.In M.E.Szinovacz(Ed.).Handbook on grandparenthood.Westport,CT:Greenwood..1998.171—183.
4Robenson J.F.Grandmotherhood:A study of role conceptions.Journal of Marriage and the Family,1997,39,165—174.
5Elder G.H.,Conger R.D.Children of the land:Adversity and Success in rural America.Chicago:University of Chicago,2000.
6Hastings R.P.,Thomas H.,Delwiche N.Grandparent support for families of children with Down’s syndrome.Journal of Applied Researth in Intellectual Disabilities,2002,15,97—104.
7Silverstein M.,Marenco A.How Americans enact the grandparent role across the family life course.Joumal of Family Issues,2001,22,493—522.
8SandierA.G..Warren S.H.,Raver S.A.Grandparents as a source of support for parents of children with disabilities:A brief report.Mental-Retardation.1995,33,248—250.
9Hastings R.P.Grandparents of children with disabilities:A review.International Journal of Disability,Development and Education,1997.44.329—340.
10Mirfln.Veitch B.,Bray A.,Watson M.“We’re just that sort of family”:Intergenerational relationships in families including children with disabilities Family Relations:Interdisciplinary Journal of Applied Family Studies,1997,46,305—311.