T. Baines, H. Lightfoot, S. Evans, A. Neely, R. Greenough et al., State-of-the-art in product-service systems, Part B: J. Engineering Manufacture, 2007.
DOI : 10.1243/09544054JEM858

D. Miller, Q. Hope, R. Eisenstat, N. Foote, and J. Galbraith, The problem of solutions: Balancing clients and capabilities, Business Horizons, vol.45, issue.2, pp.3-12, 2002.
DOI : 10.1016/S0007-6813(02)00181-7

C. Windahl, P. Andersson, C. Berggren, and C. Nehler, Manufacturing firms and integrated solutions: characteristics and implications, European Journal of Innovation Management, vol.7, issue.3, pp.218-228, 2004.
DOI : 10.1108/14601060410549900

A. Tukker and U. Tischner, New Business for Old Europe: Product-Service Development, Competitiveness and Sustainability, 2006.

R. Johnston and G. Clark, Service operations management: improving service delivery, 2008.

H. W. Chesbrough, Open Innovation: The new imperative for creating and profiting from technology, 2003.

M. Toivonen and T. Tuominen, Emergence of innovations in services, The Service Industries Journal, vol.40, issue.1, pp.887-902, 2009.
DOI : 10.1142/9781848161306_0002

F. Djellal and F. Gallouj, Innovation in services: Patterns of innovation organisation in service firms: postal survey results and theoretical models, Science and Public Policy, pp.57-67, 2001.

H. Afsarmanesh and L. M. Camarinha-matos, A Framework for Management of Virtual Organization Breeding Environments, Collaborative Networks and their Breeding Environments, pp.35-49, 2003.
DOI : 10.1007/0-387-29360-4_4

J. Moore, Predators and Prey: The New Ecology of Competition, Harvard Business Review, vol.71, issue.3, pp.75-83, 1993.

D. Tapscott and A. Williams, Wikinomics: How Mass Collaboration Changes Everything, 2006.

M. Peltoniemi and E. Vuori, Business Ecosystem as the New Approach to Complex Adaptive Business Environments, Proc. 4th Annu. Conference eBRF (eBusiness Research Forum), 2004.

P. Sitek, M. Sesana, and T. Hong-linh, On Baseline IT-Services to support Enterprise Collaboration, 2009 IEEE International Technology Management Conference (ICE), 2009.
DOI : 10.1109/ITMC.2009.7461399

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.490.1738

F. Nachira, digital-ecosystems.org, 2012.