The ProQuest Dissertations & Theses Global database contains dissertation resources from more than thousands of universities around the world, and in 2015 it launched the Global Top 500 Dissertations and Theses Collection Project for countries outside Europe and the United States. It now provides full texts of more than 3 million dissertations and theses worldwide, and with an annual increase of 250,000 dissertations and theses, it has become the largest dissertation and theses database today.

1. Trial URL: https://www.proquest.com/pqdtglobal/index
2. Trial period: From May 01, 2025 to Jun 30, 2025