3Vargo, S. L., Lusch, R.F.. Evolving to a new dominant logic for marketing [J] . Journal of Marketing , 2004, 68 : 1-17.
4Stephen L.Vargo, Robert F. Luseh. Service-Dominant Logic: Continuing the Evolution [J] . Journal of the Academy of Mar- ketingScience, 2008, 36: 1-10.