Portals

Physics and mathematics

• CERN document server
• Physical Sciences Resource Center (American Association of Physics Teachers)
• PhysicsCentral (American Physical Society)
• Physics World (Institute of Physics)
• Pro Physik (Deutsche physikalische Gesellschaft)
• Obščerossijskij matěmatičeskij portal

Information science

• JIB - Uniform Information Gateway
  The portal provides simultaneous searching in different Czech and foreign resources (library catalogues, union catalogues, full text databases etc.) through one user interface.
• DOAJ - Directory of Open Access Journals
  It is an online directory that indexes and provides access to high quality, open access, peer-reviewed journals.
• Elektronische Zeitschriftenbibliothek
  The Electronic Journals Library is a service to facilitate the use of scholarly journals on the internet. It offers a fast, structured and unified interface to access full-text articles online.