Sustainable cities: research and practice challenges Author Williams K. Journal/Series International Journal of Urban Sustainable Development | Vol.1 (1-2), p. 128-132 Date 2009 Source IUCN (ID: ANA-089625) Publisher | Place of publication Taylor & Francis | Abingdon, Oxfordshire, UK ISSN 1946-3146 (Online) Document type Article in periodical Language English Field of application International Subject Land & soil Keyword Urban land Sustainable development