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  • IEEE Electronic Library (IEL)

    IEEE is currently the world's largest non-profit professional technical society, with over 450000 members in more than 160 countries worldwide.

  • IGI Global e-Book Collection

    Headquartered in Hershey, Pennsylvania, IGI Global is a leading international academic publisher committed to facilitating the discovery of pioneering research that enhances and expands the body of

  • IOP ebooks

    The IOP ebooks™ collection brings together innovative digital publishing with leading authors from across the physical sciences.

  • iresearch爱学术外文电子书

    爱学术（iresearch）是中国教育图书进出口有限公司打造的外文原版电子书库，作为本地化的集成平台，旨在汇聚世界领先出版社的优质电子图书资源，为读者提供丰富的外文学术研究参考文献，平台具备英文阅读过程中的标注、翻译等辅助功能，能让英文阅读更加便利。

     

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  • Nature  Journals

    The Nature Portfolio is a collection of interdisciplinary research and review journals dedicated to understanding, exploring, and sharing science since 1869.

     

  • NSTL (National Science and Technology Library)

    The National Science and Technology Library (NSTL) has introduced over 30 specialized foreign academic society current journal databases with strong professional relevance but low domestic availabi

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  • Oxford English Dictionary (OED) Online

    The Oxford English Dictionary Online offers users the most complete, up-to-date, and extensive dictionary from Oxford.

  • Oxford Journals Collection

    Oxford Journals Collection: a unique package that provides access to 395 high-quality journals in Medicine, Life Sciences, Humanities, Social Sciences, Mathematics and Physical Sciences, and Law.