"Veroudering (demografie)" . . "Congressi - Amsterdam - 1989." . . "Sociale relaties." . . "relations sociales société (milieu humain) vieillissement [congrès]" . . "Koninklijke Nederlandse Akademie van Wetenschappen. Colloquium" . . "Older people Congresses." . . "Gerontologia - Congressi - 1989." . . "Senilità - Aspetti sociali - Congressi - 1989." . . "Altenpolitik." . . "Colloquium \"Opportunities and challenges in an ageing society\" (1989 : Amsterdam)" . . . "Vieillissement de la population Congrès." . . "Lavoratori anziani - Congressi - 1989." . . "Altern Kongressbericht." . . "Alterssoziologie." . . "Gesellschaft" . . "Gesellschaft." . "Überalterung." . . "Opportunities and challenges in an ageing society : [proceedings of the colloquium \"Opportunities and challenges in an ageing society\", Amsterdam, 26-28 October 1989]" . . . . "Opportunities and challenges in an ageing society : [proceedings of the Colloquium \"Opportunities and Challenges in an Ageing Society\", Amsterdam, 26-28 October 1989]" . "Opportunities and challenges in an ageing society" . "Opportunities and challenges in an ageing society"@en . "Kongress" . . . . . "Aufsatzsammlung" . . . . . . . . . . . "Opportunities and challenges in an ageing society : proceedings from the colloquium \"Opportunities and Challenges in an Ageing Society\", Amsterdam, 26-28 October 1989" . . . . . . . "Opportunities and challenges in an ageing society : [Proceedings of the Colloquium Opportunities and Challenges in an Ageing Society, Amsterdam, 26-28 October 1989]" . . . . . "Kongreß" . . . . . . . . . . . "Opportunities and Challenges in an Ageing Society" . . . . . . . . . . . . "Congressen (vorm)" . . . . . "Opportunities and challenges in an ageing society : [proceedings of the colloquium held in Amsterdam, 26-28 October 1989]" . . "Opportunities and challenges in an ageing society : [proceedings of the Colloquium 'Opportunities and Challenges in an Ageing Society', Amsterdam, 26 - 28 October 1989]" . . . . . . "Conference papers and proceedings" . "Conference papers and proceedings"@en . . . . . . . . "Personnes âgées Conditions sociales." . . "Alterung" . . "Alterung." . "Alter Kongressbericht." . . "Koninklijke Nederlandse Akademie van Wetenschappen." . . "Gezondheidszorg." . . "Opportunities and challenges in an ageing society (Symposium) (Amsterdam : 1989)" . . . "Personnes âgées Politique publique Congrès." . . "Relations familiales." . . "Arbeidsmarkt." . . "Gerontologie" . . "Gerontologie." . "Personnes âgées Relations familles." . . "Altersstruktur." . . "population âgée relations sociales santé travail [congrès]" . . "Older people" . . "Older people." . "'Opportunities and Challenges in an Ageing Society', Colloquium (26/28-10-1989 : Amsterdam)" . . . "Kongress" . . . . "santé travail vieillissement [congrès]" . . "Personnes âgées Conditions sociales Congrès." . . "Aufsatzsammlung" . . "Änderung." . . "Vieillesse." . . "Sozialpolitik." . .