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.

AIP Conference Proceedings contain over 100,000 articles available from Vol. 1 (1970) onwards and is growing by 100 volumes every year. High quality proceedings of events in physics, materials science and relevant mathematical disciplines are published.

The Scitation platform offers access to electronic journals published by the American Institute of Physics and its member societies. Users from the MPG have access to journals of following societies: * Acoustical Society of America (ASA) * American Association of Physics Teacher (AAPT) * American Institute of Physics (AIP), incl. AIP Conference Proceedings * Chinese Physical Society * Laser Institute of America * Science & Technology of Materials, Interfaces, and Processing (AVS) * Society of Rheology The MPG subscription covers article-processing charges for Max Planck authors in AIP's own journals and in most of AIP's partner societies journals. Further details are available on the MPDL website.

Anthropology Online brings together a wide range of written ethnographies, field notes, seminal texts, memoirs, and contemporary studies, covering human behavior the world over. It will grow to become the most comprehensive resource for the study of social and cultural life yet created. Cross-searchable with Ethnographic Video Online, Anthropology Online provides sociologists, anthropologists, cultural historians, and others with complete works of the key practitioners and theorists alike throughout the discipline. The majority of the content is in English, with some French and German material. Geographical coverage is global, with special focus given outside the developed world. Ranging from 19th century to the present day, Anthropology Online documents the history and development of the discipline itself, while also providing the most comprehensive tool for current trends and contemporary study.

PsychiatryOnline is a platform providing access to the journals published by the American Psychiatric Association. The subscription covers access to the archival collections of four of the publishing society's e-journals, specializing in the areas of psychiatry, psychotherapy, and psychosomatics. This includes all content from volume 1 until the year 2005.

arXiv is an e-print service in the fields of physics, mathematics, computer science, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics. It provides access to more the 1.3 million e-prints. The Max Planck Society is a member institution of arXiv.

Get a comprehensive view of life sciences research, including the most important discoveries, significant influences and relevant connections. BIOSIS Citation IndexSM combines critical BIOSIS® content with powerful citation indexing and Web of Science search and discovery capabilities. The resource provides seamless searching of nearly 5,000 journal titles and 20 million records in the life sciences field, as well as 165,000 documents from more than 1,500 meetings, with coverage dating back to 1926. Cited References are added for all BIOSIS® records back to 2006. For items added prior to 2006, citation data will only be available if they also are covered in the Web of Science Core Collection.

BIOSIS Previews® is the world's most comprehensive reference database for life science research. It covers original research reports and reviews in biological and biomedical areas. Coverage includes traditional areas of biology, such as botany, zoology and microbiology, as well as related fields such as biomedical, agriculture and ecology. Interdisciplinary fields such as medicine, biochemistry, biophysics, bioengineering and biotechnology are also included. Nearly 5,500 serials are monitored for inclusion. In addition, the database covers content summaries, books and meeting abstracts, papers and posters. Content summaries include notes and letters, technical data reports, reviews, U.S. patents from 1986 to 1989 and from 1999, meeting reports from 1980 to present, bibliographies, nomenclature rules, and taxonomic keys. The BIOSIS Previews database includes the contents of Biological Abstracts (1969 to present), Biological Abstracts/RRM (1980 to present) and BioResearch Index (1969 to 1979). As part of the Web of Science (WoS) BIOSIS Previews permits convenient use of Biosystematic Codes/Names for searching groups of organisms as well as the use of Concept Codes/Headings that represent broad subject areas.

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

CAB Abstracts is a bibliographic database compiled by the non-profit organization CAB International. It covers the significant research and development literature in the fields of agriculture, forestry, aspects of human health, human nutrition, animal health, and the management and conservation of natural resources.

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.

The CogNet Library is a growing, searchable collection of books, journals, reference works, OpenCourseWare links and conference materials. Content and resources are provided by The MIT Press and other publishers, professional associations, institutions, and individuals who are willing to share public access to online work.

Welcome to CogPrints, an electronic archive for self-archive papers in any area of Psychology, neuroscience, and Linguistics, and many areas of Computer Science (e.g., artificial intelligence, robotics, vision, learning, speech, neural networks), Philosophy (e.g., mind, language, knowledge, science, logic), Biology (e.g., ethology, behavioral ecology, sociobiology, behaviour genetics, evolutionary theory), Medicine (e.g., Psychiatry, Neurology, human genetics, Imaging), Anthropology (e.g., primatology, cognitive ethnology, archeology, paleontology), as well as any other portions of the physical, social and mathematical sciences that are pertinent to the study of cognition.

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.

Data Europa EU is a central point of access to European open data from international, European Union, national, regional, local and geodata portals. The official portal for Euopean data consolidates the former EU Open Data Portal and the European Data Portal. Data Europa EU gives access and fosters the reuse of European open data among citizens, business and organisations. The portal promotes and supports the release of more and better-quality metadata and data by the EU’s institutions, agencies and other bodies, and European countries, enhancing the transparency of European administrations. Furthermore, it is intended to educate citizens and organisations about the opportunities that arise from the availability of open data. Currently, Data Europa EU contains more than 1.5 million European public sector datasets grouped by over 180 catalogues and pertaining to different topical categories.

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.

Digi20 concentrates on the digitalization of monographs published in the second half of the 20th century, predominantly in the field of humanities and social sciences. In the first phase of the project, approx. 4,700 titles of programme segments of the publishers Vandenhoeck & Ruprecht, Wilhelm Fink / Ferdinand Schöningh as well as Otto Sagner were digitized. In a second phase, further approx. 1,750 titles are being included till 2014 by consecutively digitizing all monographs up to a defined ‘Moving Wall’ of three to five years to the current year of publication.

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.