At the moment a lot of discussion surrounds ChatGPT, an advanced chatbot which uses Artificial Intelligence (AI). ChatGPT is based on a Large Language Model (LLM) and has been trained using an enormous amount of text, providing it with knowledge of grammar, semantics and contextual nuances. The program…

You are a PhD candidate and the completion of your dissertation is approaching. What to do next?

The number of historical and contemporary photographs of Leiden University approaches a half million.

The Netherlands Code of Conduct for Research Integrity defines plagiarism as ‘the use of another person’s ideas, work methods, results or texts without appropriate acknowledgement’. The definition at Oxford University is somewhat more extensive: ‘Plagiarism is presenting someone else’s work or ideas…

Do you need help to find information or do you have a question about using the library?

Assistance creating links to journal articles and (e-)books.

Overview of databases and websites for research in Astronomy

Anyone wishing to make a substantial contribution to Leiden University Libraries can have the donation earmarked for a specific purpose. You can set up this fund to support a specific collection or research area. These so-called Named Funds are therefore always customized. It is also possible to donate…

Address Bibliotheca Thysiana Rapenburg 25 2311 GG Leiden

The Library offers several instructions and courses on information literacy. You can come to us for: An introduction to the Library catalogue; Courses on searching and appraising information; Plagiarism; And the use of reference management software. Please do not hesitate to get in touch with your…

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

This Subject Guide is designed to support students of International Studies with writing their BA thesis and research papers. This guide focuses on the research process, and suggests effective ways to: 1. find a topic and formulate a good research question; 2. search, find and evaluate literature; 3.…

Open Researcher and Contributor Identifier (ORCID) is an international system for the persistent identification of academic authors.

Resources for searching Open Access articles, journals and books

Our collections contain many materials that are old, fragile, light-sensitive, maltreated in the past or much used and therefore tattered. Other items may be hundreds of years old and still be in sound condition. We aim to have all collections available as much as possible, while we also preserve them…

Read all about the most important functionalities of Mendeley.

Course reserve shelves are a convenient way to temporarily group library materials together, for use inside the library.

Museums, libraries and similar institutions can request materials for exhibitions from the Special Collections.

In short, data management can be defined as the creation, storage, maintenance, disclosure, archiving and sustainable preservation of research data. Increasingly the so called FAIR principles are referred to as a final goal: data should be made 'Findable, Accessible, Interoperable and Re-usable'.

The UBL holds five sets of manuscripts recognised by UNESCO as documents of universal value and exceptional significance to the world. They are included in UNESCO's International World Heritage list of documents (Memory of the World Register).

Publishing and sharing information has become more accessible. How can you judge whether or not a publication or an internet site is trustworthy? Here you will find some useful leads to help you judge information.

Overview of databases, reference works and websites for historical research

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

The Western manuscript, archival and letter collections consist of books and documents written in Latin, Greek and Cyrillic script.

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?

Most questions we receive about Open Access concern funding.

Systematically collecting, organising and citing your literature can be an overwhelming and time consuming process. A reference manager, like EndNote, Mendeley or Zotero, can help you with that.

A systematic review answers a central question by summarising (all) relevant studies.

There are several excellent options for teachers and researchers to engage students and other audiences with primary sources. Either by requesting items from the Special Collections for use during lectures or by integrating our educational resources into your lesson plans.

The Chinese Special Collections are part of the Asian Library. Items can be consulted at the Special Collections Reading Room.

Read all about the most important functionalities of EndNote.

This Subject Guide is designed to support students of Japan studies at Leiden University in their research process. For every step of the research process, this guide introduces a number of tips and recommended resources. You can find several sub-guides and contacts in the 'quick links' in the tab on…

This Subject Guide is designed to support students of Korean studies at Leiden University in their research process. For every step of the research process, this guide introduces a number of tips and recommended resources. You can find several sub-guides and contacts in the 'quick links' in the tab…

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

Library exhibitions, both online and physical, give an idea of the breadth of our collections.

The library provides access to a large collection of e-books. Below you can find answers to the most relevant questions on how to find and successfully access these e-books.

Practical information on submitting your dissertation

The G.W.J. Drewes Fund was invoked to celebrate the transfer of the scholarly legacy of Professor Drewes to the UBL and to mark the opening of the Asia Library in the University Library at the Witte Singel. The fund provides financial support to one or more fellowships at the Scaliger Institute. The…

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

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 Criminology

FeedbackFruits (FbF) is a digital teaching tool accessible via Brightspace. Below you will find how to use FbF in compliance with copyright rules.

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

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

The Middle Eastern Special Collections form the nucleus of the entire range of Oriental heritage collections of Leiden University Libraries.

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

Overview of databases, reference works and websites for Law

As a Friend, you contribute to the acquisition, digitisation and restoration of important objects.