Faridah Djellal List of articlesNo 19, 2004/1The Impact of Information Technology on the Spatial Organization of Service Activities: Two Case Studies: Road Freight Transportation and Intensive Knowledge-Based ServicesNo 29, 2009/1Innovation in Services and Entrepreneurship: Beyond Industrialist and Technologist Concepts of Sustainable DevelopmentNo 38, 2012/2Social Innovation and Service Innovation: Essay on a Necessary Dialogue