V. R. Fuchs, The service economy, National Bureau of Economic Research, 1968.

L. Santamaría, M. Jesú-s-nieto, and I. Miles, Service innovation in manufacturing firms: Evidence from Spain

S. Vandermerwe and J. Rada, Servitization of business: Adding value by adding services, Eur. Manag. J, vol.6, issue.4, pp.314-324, 1988.

T. S. Baines, State-of-the-art in product-service systems, Proc. Inst. Mech. Eng. Part B J. Eng. Manuf, vol.221, issue.10, pp.1543-1552, 2007.

F. Jacob and W. Ulaga, The transition from product to service in business markets: An agenda for academic inquiry, Ind. Mark. Manag, vol.37, issue.3, pp.247-253, 2008.

W. Ulaga and W. J. Reinartz, Hybrid Offerings: How Manufacturing Firms Combine Goods and Services Successfully, J. Mark, vol.75, pp.5-23, 2011.
DOI : 10.1509/jmkg.75.6.5
URL : https://hal.archives-ouvertes.fr/hal-00642039

R. Oliva and R. Kallenberg, Managing the transition from products to services, Int. J. Serv. Ind. Manag, vol.14, issue.2, 2003.

C. Kowalkowski, D. Kindström, T. B. Alejandro, S. Brege, and S. Biggemann, Service infusion as agile incrementalism in action, J. Bus. Res, vol.65, issue.6, pp.765-772, 2012.

A. L. Ostrom, Moving Forward and Making a Difference: Research Priorities for the Science of Service, J. Serv. Res, vol.13, issue.1, pp.4-36, 2010.

S. Brax, A manufacturer becoming service provider -challenges and a paradox, Manag. Serv. Qual. An Int. J, vol.15, issue.2, pp.142-155, 2005.
DOI : 10.1108/09604520510585334

A. P. Barquet, M. G. De-oliveira, C. R. Amigo, V. P. Cunha, and H. Rozenfeld, Employing the business model concept to support the adoption of product-service systems (PSS), Ind. Mark. Manag, vol.42, issue.5, pp.693-704, 2013.

M. E. Porter and J. E. Heppelmann, How Smart, Connected Products Are Transforming Competition, Harv. Bus. Rev, 2014.

R. U. Ayres, Peer reviewed: toward a zero-emissions economy, Environ. Sci. Technol, vol.32, pp.366-373, 1998.
DOI : 10.1021/es983671u

M. J. Goedkoop, C. J. Van-halen, H. R. Te-riele, and P. J. Rommens, Report for Dutch Ministries of environment (VROM) and economic affairs (EZ), vol.36, pp.1-122, 1999.

A. Tukker and U. Tischner, Product-services as a research field: past, present and future. Reflections from a decade of research, J. Clean. Prod, vol.14, issue.17, pp.1552-1556, 2006.

A. Tukker, Eight types of product-service system: Eight ways to sustainability? Experiences from suspronet, Bus. Strateg. Environ, vol.13, issue.4, pp.246-260, 2004.

O. Zaring, Creating eco-efficient producer services, 2001.

A. Tukker and C. Van-halen, Innovation scan for product service systems, 2003.

W. Reim, V. Parida, and D. Örtqvist, Product-Service Systems (PSS) business models and tactics -a systematic literature review, J. Clean. Prod, 2014.

H. Gebauer, E. Fleisch, and T. Friedli, Overcoming the Service Paradox in Manufacturing Companies, Eur. Manag. J, vol.23, issue.1, pp.14-26, 2005.

C. Kowalkowski, C. Windahl, D. Kindström, and H. Gebauer, What service transition? Rethinking established assumptions about manufacturers' service-led growth strategies, Ind. Mark. Manag, vol.45, issue.1, pp.59-69, 2015.

R. K. Yin, Case Study Research Design and Methods, vol.5, 2009.

K. M. Eisenhardt, Building Theories from Case Study Research, Academy of Management Review, vol.14, issue.4, pp.532-550, 1989.

B. L. Berg, Qualitative research methods for the social sciences, 2001.

M. Henn, M. Weinstein, and N. Foard, A short introduction to Social Research, Soc. Res, p.296, 2006.

C. Sassanelli, S. Terzi, G. Pezzotta, and M. Rossi, How Lean Thinking affects Product Service Systems Development Process, XX Summer School Francesco Turco 2015 -Operational Excellence Experiences, pp.97-104, 2015.

C. Sassanelli, G. Pezzotta, M. Rossi, S. Terzi, and S. Cavalieri, Towards a Lean Product Service Systems (PSS) Design: State of the Art, Opportunities and Challenges, Procedia CIRP, vol.30, pp.191-196, 2015.

A. R. Tan, D. Matzen, T. C. Mcaloone, and S. Evans, Strategies for designing and developing services for manufacturing firms, CIRP J. Manuf. Sci. Technol, vol.3, issue.2, pp.90-97, 2010.