[学术] 求Elsevier上两篇文献，急用，在线等好心人出现

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收藏 2010-04-19

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Barras,R.,1986.Towards a theory of innovation in services. Research Policy15,

BaBrras,R.,1990.Interactive innovation in financial andbusiness services: the vanguard of the service revolution.Research Policy19,215–237.

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