G. Beck, C. Kropp, and D. Odukoya. The Center for Sustainable Design (ed.): Sustainable Innovation 09: Towards a Low Carbon Innovation Revolution. Towards sustainable product design. Proceedings of the 14th International Conference. 26. + 27. October, Farnham Castle, UK, page 14-19. The Center for Sustainable Design, (2009)
G. Beck, C. Kropp, and D. Odukoya. Sustainable Innovation 09: Towards a Low Carbon Innovation Revolution. Towards sustainable product design. Proceedings of the 14th International Conference. 26. + 27. October, Farnham Castle, UK, page 14-19. The Center for Sustainable Design, (2009)
