"Psyndex - Tests" contains records on psychology from researchers in Germany, Austria, and Switzerland. Compiled by the Leibniz Institute for Psychology Information (ZPID), this database covers about 5,000 extensive descriptions of psychological and educational tests used in the German-speaking countries. "Psyndex - Tests" is bilingual: titles and descriptors are in German and English. German publications are abstracted in German; English publications in English. The database also include theoretical background, testing procedures, test construction, reliability, validity, fields of application, research and other selected literature, a comprehensive discussion, and test reviews. "Psyndex - Tests" is indexed with the Thesaurus of Psychological Index Terms by permission of the American Psychological Association (APA). A bilingual thesaurus is included with the database.

PubPsych is a free information retrieval system for psychological resources, aiming to enhance the visibility of European and international psychological literature. It offers a comprehensive and balanced selection of resources from a growing number of international databases with a European focus, covering the needs of academic and professional psychologists. PubPsych includes more than 850,000 datasets and offers, where available, full-text linking, links to additional information and link resolving. Databases included: * PSYNDEX * PASCAL * ISOC-Psicología * MEDLINE® * ERIC * NARCIS * NORART * PsychOpen * PsychData

RePEc is a collaborative effort of hundreds of volunteers in 73 countries to enhance the dissemination of research in economics. The heart of the project is a decentralized database of working papers, journal articles and software components. All RePEc material is freely available.

The SpringerLink platform provides MPG staff with access to a huge collection of English and German eBooks from 2005 onwards, as well as the English and the German collection of the Springer Book Archive (1842-2004). In addition, the content of selected book series is available. Includes major reference works and dictionaries. Max Planck researchers who publish a monograph or edited volume with Springer Nature as an Open Access eBook receive a discount on the standard Book Publishing Charge. MPDL covers the costs remaining on a pro rata basis. Further details are available on the MPDL website.

Mit etwa 2000 Beiträgen bietet die 8. Auflage des Staatslexikons tiefgehende Information und Orientierung zu den zentralen Aspekten gesellschaftlichen Zusammenlebens, wirtschaftlichen Wirkens, politischen Entscheidens und staatlichen Handelns.

The German Statista portal provides access to statistics, studies and reports collected from over 22,500 sources. It covers statistical information on a wide variety of markets and industries, focusing on the German and European market. Benefits of Statista services include * Industry-specific economic macro data with key indicators of market trends * Industry-specific surveys on relevant trends and forecast * Consumer behavior studies

Access to full text archives (incl. 2007) of selected titles with a subject focus on medicine, chemistry and biology has been enabled.

Databases of terminology and dictionaries can be searched parallely under an unique surface. Big dictionaries (Pons), pocket dictionary (Langenscheidt), dictionaries of law (Becher, Dietl/Lorenz, Doucet/Feck, Potonnier) -- Wörterbücher und Terminologie-Datenbanken können parallel unter einer einheitlichen Oberfläche durchsucht werden. Großwörterbücher (Pons), Taschenwörterbuch (Langenscheidt), Rechtswörterbücher (Becher, Dietl/Lorenz, Doucet/Feck, Potonnier)

wiso is an online database specially tailored to the needs of users from academic and research institutions by GBI-Genios. It aggregates mainly German content from various publishers, covering economics, social sciences, psychology and technology. wiso provides access to major reference databases, to full texts of selected journals, e-books, magazines and newspapers like VDI Nachrichten or Handelsblatt as well as to company information and market data.

wiso Companies enables full text access to Company profiles, announcements in the German Companies Registration Office, and annual financial statements . An overview of included resources is available via https://www.wiso-net.de/sourceInformation/categoryNavigation?searchId=%3A3%3AFIR....

wiso provides online access to selected books about economics and management from various German publishers, including the Bank-Verlag, BusinessVillage, Diplomica, Duncker & Humblot, Rainer Hampp or the Haufe Verlag. An overview of included resources is available under https://www.wiso-net.de/sourceInformation/categoryNavigation?searchId=%3A3%3AEBO....

References within the fields of business, economics, credit management and ergonomics are searchable via a single interface. An overview of included resources is available via https://www.wiso-net.de/sourceInformation/categoryNavigation?searchId=%3A3%3AWIR....

wiso Markets enables full text access to tenders (Ausschreibungen), product informations, statistics, and market studies. An overview of included resources is available via https://www.wiso-net.de/sourceInformation/categoryNavigation?searchId=%3A3%3AMAR....

wiso Press enables full text access to daily and weekly press titles from Germany, Austria and Switzerland. It covers more than 170 magazines and newspapers, including Börsen-Zeitung, Focus, Handelsblatt, Neue Zürcher Zeitung, Der Spiegel and Die Welt. For an overview of available titles see the Quellenliste.

SOFIS contains descriptions of planned, on-going and completed (in the last 10 years) research projects from the Federal Republic of Germany, from Austria and Switzerland (more than 50,000 records in January 2014). SOFIS enthält ausführliche Beschreibungen von geplanten, laufenden und in den letzten zehn Jahren abgeschlossenen Forschungsarbeiten aus der Bundesrepublik Deutschland, aus Österreich und der Schweiz (Bestand Januar 2014: über 50.000 Projekte).

About 450,000 social science publications are presented together in SOLIS with a short description of the contents (January 2014). 15,000 new references are added annually. There are web links to full text entries for more than 25,000 references to new publications: included therein are articles in online journals, research reports - predominantly from institutional series -, as well as congress reports and dissertations. Rund 450.000 sozialwissenschaftliche Veröffentlichungen werden in SOLIS mit einer kurzen Inhaltsangabe vorgestellt (Stand Januar 2014). Jährlich kommen ungefähr 15.000 neue Nachweise hinzu. Bei rund 25.000 Nachweisen neuerer Veröffentlichungen sind Links zu Volltexten im Web enthalten: Es handelt sich dabei um Artikel in Online-Zeitschriften, um Forschungsberichte - überwiegend aus Institutsreihen - sowie einige Kongressberichte und Dissertationen.