The ACM Digital Library is a research, discovery and networking platform containing the fulltext collection of all ACM publications, including journals, conference proceedings, technical magazines, newsletters and books. The MPG subscription provides access to nearly the entire ACM Digital Library, excluding the ACM Books series content. In addition, the Max Planck Society covers open access publication charges for Max Planck affiliated corresponding authors. Further details are available on the MPDL website.

Book Citation Index--Science (BKCI-S) and Social Sciences & Humanities (BKCI-SSH) The Book Citation Index is a multidisciplinary index to the literature of the sciences, social sciences, and humanities. Database Coverage: 2005 (copyright year) to the present

Cairn offers the most comprehensive collection of French and Belgian journals in social sciences available online. Note that access to newer content is generally not free of charge (moving wall 2 to 5 years).

CiteSeer is a scientific literature digital library and search engine that focuses primarily on the literature in computer and information science. CiteSeer aims to improve the dissemination and feedback of the scientific literature and to provide improvements in functionality, usability, availability, cost, comprehensiveness, efficiency, and timeliness in the access of scientific and scholarly knowledge.

Criminal Justice Abstracts contains of in-depth abstracts of current books, book chapters, journal articles, government reports, and dissertations published worldwide. The database also offers extensive coverage of new books from scholarly and commercial publishers and valuable reports from public and private agencies in many nations. Prepared in co-operation with the Don M. Gottfredson Library of Criminal Justice at Rutgers University Law Library, Criminal Justice Abstracts covers a wide range of topics in criminal justice, including crime trends, crime prevention and deterrence, juvenile delinquency, juvenile justice, police, courts, punishment and sentencing.

Walter De Gruyter publishes a wide variety of content covering humanities, medicine, the sciences and law. The "De Gruyter Online" platform provides access to title information and the electronic content for De Gruyter journals and books under one roof. Users from the MPG have access to following products: * De Gruyter Journals and Yearbooks - current content of selected serial titles available on the platform (last 13 volumes) * De Gruyter Journal Archive - backfile content of 150 titles * De Gruyter Online / Research Now E-Journal Archive - about 50 journals focusing on research in economics, formerly published by Berkeley Electronic Press until 2022 * De Gruyter eBooks - a collection of purchased e-books which is continuously extended by single e-book acquisitions by MPG libraries

Derwent Innovations Index (DII) is a comprehensive database of international patent information, merging records from the Derwent World Patents Index® with patent citation information from the Derwent Patents Citation Index® (Derwent PCI). The index provides web access to over 14 million basic inventions and more than 20 million patents, with coverage dating back to 1963 in some technology areas. The database gives users a comprehensive overview of inventions in the global marketplace in three categories: Chemical, Engineering, and Electrical & Electronic. The bibliographic records are enriched by citation data from Derwent PCI appearing in patents from 6 major patenting authorities. Derwent DCI provides details of citations, both patent and literature, reviewed by the examiner during the examination of a patent application. Prior to May 1997, examiner and author citations were provided for 16 patent-issuing authorities. The database also contains a backfile with patent records dating back to the 1970's. Every week approximately 25,000 patent documents from more than 47 patent-issuing authorities are reviewed and value enhanced by Derwent's patent experts. In addition, every week new cited and citing references are added for approximately 45,000 records from the six major patent-issuing authorities. The resource also includes Derwent Chemical Reactions (DCR), a unique database of searchable chemical structures and other substance-based information. It is used to search for specific compounds that are indexed in Derwent World Patents Index records.

The Digital Library of the Commons (DLC) is a gateway to the international literature on the commons. The DLC provides free and open access to full-text articles, papers, and dissertations. This site contains an author-submission portal; an Image Database; the Comprehensive Bibliography of the Commons; a Keyword Thesaurus, and links to relevant reference sources on the study of the commons.

DigiZeitschriften is a digital library containing digitized back issues of core German research journals. At the moment the platform provides full-text access to more than 600 journals dating back to 1850. The archive content is edited on an ongoing basis. Any existing gaps will be filled and missing data steadily added. Users from the MPG have access to the complete journal collection, older public domain content is available free of charge to anyone.

Emerald Archive references full text articles from nearly 400 journals and more than 1,100 books published by Emerald until 2021. Add-on content, such as case studies, interviews, and reviews, is available. The major amount of the content originates from the field of economics. In addition, library science and engineering are covered.

The "Eurographics Digital Library Archive" is freely accessible regarding the bibiographic and the metadata content. Only the access to most of the full-text documents is restricted to a subscription. - Content: Among other things tutorials, database files, dissertations, papers of a journal, as well as proceedings of conferences, workshops, and symposia.

FRANCIS indexes multilingual information and provides in-depth coverage of humanities and social sciences.

GENIOS provides access to more than 1200 economic databases, as well as press and periodicals. Die Suchmaschine GENIOS bietet Zugang zu mehr als 1.200 Wirtschaftsdatenbanken, sowie zu Presse und Fachzeitschriften.

The International Monetary Fund's eLibrary simplifies analysis and research with direct access to the IMF's periodicals, books, working papers and studies. Various statistical and visualization tools to showcase IMF datasets are offered free of charge via the IMF Data platform.

The online statistics collection delivers a browser-based interface to IMF statistics. Search across databases for concept, country, or aggregate information. Results can be downloaded in a variety of file formats to facilitate use in further analysis or reports. International Financial Statistics (IFS) - IFS statistics include current data on exchange rates, international liquidity, international interest rates, prices, national accounts, and international transactions (including balance of payments and international investment positions). Direction of Trade Statistics (DOT) - The database includes: total bilateral and multilateral exports and imports aggregated at national or regional group level data for the most recent six quarters and the latest year for 169 countries, and ten quarters and five years for the world and area tables. Government Finance Statistics (GFS) - The IMF Government Finance Statistics contains statistical data on government financial operations for 145 IMF member countries. Where reported, the database contains time series from 1990 onwards using the Government Finance Statistics Manual, 2001 (GFSM 2001) framework. The statistics, issued quarterly, are updated as new data are received and time series become available. These time series present combined statistics on revenue, expenses, transactions in nonfinancial assets and financial assets and liabilities as well as for stocks of assets and liabilities of general government and its subsectors.

The KCI Korean Journal Database provides a comprehensive snapshot of the most influential regional content from researchers in South Korea. Using citation connections from the Web of Science™, regional work is framed within the broader context of global research. Created in collaboration with the National Research Foundation of Korea, this database covers articles from approximately 2,000 scholarly journals (over 1,500 new to the Web of Science).

Library, Information Science & Technology Abstract (LISTA) indexes more than 690 periodicals, plus books, research reports and proceedings. Subject coverage includes librarianship, classification, cataloging, bibliometrics, online information retrieval, information management and more. Coverage in the database extends back as far as the mid-1960s.

OLC Economic Sciences is a subject oriented selection of bibliographic data from the Online Contents database that is regularly enhanced by table of contents data from 3,150 additional periodicals with more than 4,500,000 records of articles out of the special collections of the ZBW – Leibniz-Informationszentrum Wirtschaft and the university library of the Helmut Schmidt university, Federal Armed Forces, Hamburg.

The database OLC Ibero-America, Spain and Portugal is a regional related section from the Online Contents database that is constantly being completed with the addition of selected journals from the competent Libraries, the Library of the Ibero-American Institute Prussian Cultural Heritage (Ibero-America and the Caribbean) and the state and university library SUB Hamburg (Spain and Portugal). Currently more than 1.400 journals are being indexed. Gradually earlier editions of these journals will also be made accessible.