共 5 条
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[2]
Degrees of Product Innovation. Heany,D. Journal of Business Strategy,Spring . 1983
[3]
Innovation in Reverse: Services and The Reverse Product Cycle. Gallouj,F. the result of SMS topical paper 5, SMS project . 1998
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Les formes de l’innovation dans les services de con seil (The forms of innovation in consultancy services). Gallouj,F. Revue d’economie industrielle,57 . 1991
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Towards a Theory of Innovation in Services. Barras,R. Research Policy . 1986