The aim of this paper is to clarify the state-of-the-art of literature about Servitization and Product Service System, by conducting a comprehensive and all-around selection and analysis of contributions from different streams of research. These topics attracted a growing amount of research effort for a long period of time, therefore it is important to clarify the contributions of thirty years of research by shedding light on the core of literature about Servitization and Product Service System.

The review employs bibliometric techniques and data coming from co-citation analysis as a mean to explore the academic production on the topic.

Findings of the study reveal the core structure of literature (in terms of publications, research areas and authors) developed around the topics of Servitization and Product Service System, by highlighting the most relevant research areas and the future developments. We present a conceptual framework depicting the current situation of literature.

本文的目的是通过对来自不同研究领域的贡献进行全面，全面的选择和分析，以阐明有关服务和产品服务系统的最新文献。这些主题在很长一段时间内吸引了越来越多的研究工作，因此，重要的是要阐明关于服务化和产品服务系统的文献核心，以阐明三十年来的研究成果。

该评论采用文献计量学技术和来自共引分析的数据作为探讨该主题学术成果的一种手段。

研究结果通过重点介绍最相关的研究领域和未来发展，揭示了围绕服务化和产品服务系统主题发展的文学的核心结构（在出版物，研究领域和作者方面）。我们提出了一个描述文学现状的概念框架。