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BASE (Bielefeld Academic Search Engine) is one of the world's most voluminous search sengines especially for academic web resources, e.g. journal articles, preprints, digital collections, images / videos or research data. Other than search engines like Google or Bing BASE searches the deep web as well. The sources which are included are intellectually selected and reviewed. BASE is operated by Bielefeld University Library.
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Subject portal for economics: literature search in important German and international databases in economics including the library holdings of the ZBW (Leibniz Information Center for Economics), access to free and licensed full texts on the Internet (e.g., open access documents provided by the ZBW), and a calendar of events in economics. The EconBiz is a joint project of the German National Library of Economics (ZBW) and the University and City Library of Cologne (USB Köln).
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The information offered includes company information and market data, e-books, daily and weekly newspapers, trade journals, personal information. The search ("quick search") until receiving the list of results (view, print, save) is free of charge. Documents can be ordered via the literature order form of the Central Library.
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IDEAS - RePEc/ is a bibliographic database dedicated to economics and available freely on the internet. Over 600'000 items of research can be browsed or searched, and over 500'000 can be downloaded in full text.
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Scopus is an abstract and citation database for research literature published since 1996, with discovery and analytics tools. The multidisciplinary content covers the fields of Natural Sciences, Engineering, Biomedical Research as well as Arts and Humanities and the Social Sciences. Scopus generates citation search results and automatically updated researcher and institution profiles. Thus, connections between people, published ideas, and organizations can be identified.
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Web of Science is a curated collection of over 20,000 peer-reviewed, high-quality scholarly journals published worldwide (including Open Access journals) in over 250 science, social sciences, and humanities disciplines. Conference proceedings and book data are also available. Web of Science offers cited reference searching which means that you can search for records that cite a particular document.
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The wiso trade journals module offers you well over 6 million full texts from around 400 trade journals. The subject areas covered are: Economics, Social Sciences, Psychology and Technology. The service is backed by around 150 publishers such as Lucius & Lucius, the specialist publisher of the Handelsblatt publishing group, dfv Mediengruppe, Heise Zeitschriften Verlag and many more.
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