À propos de cet article
Publié en ligne: 21 juin 2014
Pages: 24 - 33
DOI: https://doi.org/10.5334/csci.61
© 2014 Ian Hargreaves, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Ian Hargreaves
Professor of Digital Economy, Cardiff UniversityWales, united kingdom