Geographic information systems (GIS) are computer-based systems for editing and displaying spatial data. GIS tools allow users to create interactive queries, analyze spatial relationships, patterns or trends and visualize the output of all these efforts.

Do you have plans to conduct scientific research on the basis of the extensive digital collections of Leiden University Libraries (UBL)? Then the Fellowship Program for Digital Scholarship sponsored by Elsevier is something for you.

Persistent identifiers, such as the DOI, enable (online) references to work even when the location of the referenced object changes. The Digital Object Identifier (DOI) is used for objects like publications and data. Using a DOI makes it easy to cite and reference persistently.

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Overview of databases and reference works for research in journalism and new media.

Overview of databases and websites for research in Astronomy

Conditions are attached to the use of information sources (databases) provided by UBL.

Leiden University owns an extensive collection of papyri. The Papyrological Institute is proprietor of most of this collection. A smaller amount of Papyri is part of the ULL collection. Apart from original papyri the Papyrological Institute offers an extensive collection of handbooks and secondary studies…

Overview of databases, reference works and websites for research in Urban Studies

The standard loan period for items borrowed at Leiden University Libraries (UBL) is 3 weeks.

Under agreement with the Dutch National Archives (2011), all static archives created by Leiden University are kept as a loan in the University Library. In this way, users can study the history of the university and library in conjunction with other relevant archives, collections and items.

The archives created by Leiden University and the private archives of Leiden professors are an invaluable source for the history of the university and its functioning. The main sources have been edited (nearly always in Dutch). In addition, several studies have been published, describing the development…

Leiden University alumni and PhD graduates can continue to use library facilities free of charge.

Overview of databases, reference works and websites for research in Mathematics

Overview of databases, reference works and websites for research in Chinese Studies

Overview of reference works, journals and website for research in Politics and International Relations of Japan

Overview of databases, reference works and websites for research in Art & Art History

A personal library account and LU-Card is needed to enter the libraries and use on-site facilities.

We hope library users are happy using Leiden University Libraries' services. If this is not the case, please let us know. We love to receive suggestions, comments and ideas on how we can improve services, and try to learn from complaints. Choose one of the following options to submit your feedback:…

Overview of databases, reference works and websites for research in Physics.

Overview of databases, reference works and websites for research in Film and Literary Studies

Practical information on submitting your dissertation

The core business of the UBL is to support research and education by making information available and accessible in a sustainable and open manner. In addition, the UBL also has a social, cultural and international role, partly because of the heritage it manages. To this end, we offer a digital and physical…

When writing a paper or thesis you are bound by the principles of academic integrity. There are strict rules concerning plagiarism. Citing your sources right is important to prevent plagiarism. But how do you read a reference and how to cite right?

A web lecture is a recording of a presentation, a lecture, a class, a keynote, or even a workshop that can be viewed after the event has taken place.

Overview of databases, reference works and websites for research in Public Administration

Overview of databases, reference works and websites for research in Political Science

Overview of databases, reference works and websites for research in Dutch language and culture.

Overview of databases, reference works and websites for research in Psychology

Overview of databases, reference works and websites for research in Security Studies

Any questions regarding the Leiden University Libraries (UBL) or our services?

Overview of databases, reference works and websites for South and Southeast Asian Studies.

The FAIR (Findable, Accessible, Interoperable and Reusable) principles are a framework for researchers to make their scholarly output ready for use and reuse by machines and humans (including themselves and peers). Making scholarly output more FAIR provides a range of benefits to the research community,…

The law and Artificial Intelligence (AI) applications need to be better aligned to ensure our personal data and privacy are protected. PhD candidate Andreas Häuselmann can see opportunities with AI, but dangers if this does not happen.

Resources for searching Open Access articles, journals and books

Overview of databases, reference works and websites for research in Classics

The Walaeus Library is Leiden University Libraries' medical library. The library is located on the first floor of the Leiden University Medical Center (LUMC).

Leiden University has several library locations. These libraries are part of one organisation: Leiden University Libraries (UBL). The UBL includes the University Library, the Social and Behavioural Sciences Library, the Law Library, the Science Library, the Asian Library, the Middle Eastern Library, the African…

Overview of databases, reference works and websites for research in Education and Child Studies

Overview of databases, reference works and websites for research in Criminology

Check whether you may incorporate journal articles in readers (via ReaderOnline) or place these articles on Brightspace, without having to pay costs via the Easy Access Agreement (also referred to as Reader Agreement).