E-LIS between old and new forms of Grey Literature encompasses new forms of relationship between librarians in the different countries

Data are divided into general categories, according to the way they have been collected or elaborated, and these are the most common types. One of the 23 typology of metadata concerns “dataset” which can be described and deposited as a item itself inside the repository. After 16 years from its take-off, the disciplinary repository contains 22.000 open access contents in 27 different languages. The set contains statistical data about E-LIS. Over 20,000 papers have been deposited rigorously as full text open access, with a media of 110 deposits per months. Mainly are constituted by journal articles. The geographical distribution of E-LIS deposits by Countries is subdivided by countries.