Austria
The Austrian dissertation database contains the bibliographical data of dissertations approved in Austria from 1990 on, and in most cases the relevant abstracts. (This website is hosted by the National Library of Austria).
Australia
Search for full text digital theses from Australian universities.
On the Advanced search screen under Format, select Thesis.
Britain
Access to doctoral dissertations (paper and electronic) from UK institutions of higher education.
Europe
Access to full text theses and dissertations from many countries in Europe.
Additional electronic dissertations from other European libraries.
France
Provides access to records and some electronic theses and dissertations published at French research institutions.
Germany
DissOnline provides information on the subject of electronic university publications. It can be used to find out directly all about online dissertations and post-doctoral theses. Sample documents can be downloaded to provide help in the creation of electronic university publications. For more information about the portal, please go to German National Library website (DNB).
México
(Theses from the National University of Mexico / Universidad Nacional Autónoma de México). To search for electronic theses, click on “tesis electrónicas (REDUNAM).”
Middle East
The Center for Research Libraries and the British Library have made available online 400 UK doctoral theses focusing on the Middle East, Islamic studies, and related subjects. More information.
The Netherlands
Some Dutch e-theses are available through NARCIS.
Spain
There are several portals/catalogues in Spain for theses and dissertations. Here are some examples listed on Spain’s National Library website:
This is a cooperative repository of digital theses from the University of Cataluña and other autonomous communities (such as Murcia, Cantabria, Barcelona, and Oviedo)
Switzerland
Taiwan
National Digital Library of Theses and Dissertations in Taiwan is an open full-text permanent archive of scholarly research in Taiwan.
Other Latin American Countries
Some electronic theses from Bolivia, Brasil, Chile and Peru can be found at Cybertesis.NET, a portal created by the University of Chile (Information Services & Library System) that provides an easily accessible tool to full text electronic theses published in different universities of the world.
For more university/national library catalogues, search for the word University/Universidad and the country (Argentina, Peru, etc.) in Google. Find the link to the library (biblioteca) and search the catalogue for theses (tesis). You may need to click on the advanced search function (búsqueda guíada or búsqueda avanzada) and select tesis as a format or type.
TIP: The Library sometimes can have a copy of a dissertation from another university--either purchased by the Library, or purchased by an individual student or faculty member and later donated to the library collection so always check QCAT