WASET
    Päivi J. Tossavainen  and  Leena Alakoski and  Katri Ojasalo,  Building a Service-Centric Business Model in SMEs in the Business-to-Business Context.   journal   = {International Journal of Industrial and Systems Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2012, vol. 70(10). 2523 - 2531
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/16013.