TY - CHAP A1 - Grundy, E. T1 - The challenges of aging: Prospects for the family support of older people in 21st century Europe Y1 - 2008 A3 - Surkyn, J. A3 - Deboosere, P. A3 - Van Bavel, J. T2 - Demographic challenges for the 21st century. A state of the art in demography CY - Brussels PB - VUPRESS ER -