The Encyclopaedia of Islam (EI) sets out the present state of our knowledge of the Islamic World. It is a unique and invaluable reference tool, an essential key to understanding the world of Islam, and the authoritative source not only for the religion, but also for the believers and the countries in which they live. 

The subscription includes:

The Sistema Bibliotecario di Ateneo has purchased perpetual access to approximately 570 Oxford Scholarship Online ebooks published by Oxford University Press.

The ebook are searchable from OneSearchUnipi and accessible online. Individual chapters can be downloaded in PDF format. Most recent titles are also available in EPUB format.

The Directory of Open Access Journals was launched in 2003 at Lund University, Sweden, with 300 open access journals and today contains ca. 9000 open access journals covering all areas of science, technology, medicine, social science and humanities.

It is the first institutional archive of the University of Pisa, replaced in 2015 by Iris-ARPI. It collects the results of the research activities and the publications of the teaching and amministration staff of the university, since the '90s.

Electronic version of the Oxford English Dictionary (OED), that is widely regarded as the accepted authority on the English language. It is an unsurpassed guide to the meaning, history, and pronunciation of 600,000 words— past and present—from across the English-speaking world.
The new OED Online offers many tasters and routes into the dictionary’s 600,000 words and 3 million quotations.
In addition to its quarterly updates of revised entries and new words, the OED Online includes regular commentaries on the language, written by dictionary editors and specialist authors.