• Scopus

    Scopus is the world's largest abstract and citation database of peer-reviewed literature, operated by Elsevier.

  • Social Sciences Citation Index（SSCI）

    Social Science Citation Index™ (SSCI) is a premier citation database within the Web of Science Core Collection, dedicated to the global social sciences field.

  • Springer Nature eBooks

    Springer Nature eBooks contain 21 subject packages in Chemistry & Materials, Computing, Energy, Intelligent Technology & Robotics, Earth & Environment, Engineering, Mathematics & St

  • Springer Journal

    Springer Nature is a global leader in research, education and professional publishing.

  • Taylor & Francis eBooks

    Taylor & Francis eBooks hosts a range of award-winning digital resources, covering all major subject areas and sub-disciplines.

  • Taylor & Francis Journal

    Uses can search and explore the millions of quality, peer-reviewed journal articles published under the Taylor & Francis, Routledge and other imprints.

  • Web of Science

    Web of Science is the world's most trusted, publisher-independent global citation database. Guided by the legacy of Dr.

  • Wenquan Academy Knowledge Base - Tsinghua University Press

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  • Wiley Online Library

    Founded in the United States in 1807, Wiley is a globally recognised publisher with a history of more than 200 years of providing essential knowledge and services to professionals, researchers, edu