A

  • American Society of Mechanical Engineers (Trial)

    Founded in 1880, the American Society of Mechanical Engineers (ASME) is a not-for-profit professional organization with more than 130,000 members that enables collaboration, knowledge sharing, and

C

  • China Dissertations Database (via Wanfang)

    The China Dissertations Database, established in 1980, has an annual increase of over 420000 articles, covering various disciplines such as basic science, science, industrial technology, humanities

I

  • 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.