The website offers a lot of search tools and navigational aids so that a good orientation in a complex structure is easily achievable. Many options for search and downloading are provided.


The website provides a wide range of tools for finding publications or other records: searching by keywords, partial title, author and document number with possibility of specifying the edition time; browsing an annotated list of bestseller or classics; searching by alphabetical index


The website provides advanced search tools and stores records downloadable in various formats: html or pdf for reports, papers and other survey instruments, while survey datasets require file expander softwares

Navigational Aids

The website shows elementary tools for semplifying navigation (browsing and searching tips, faqs) as well as numerous elements of site mapping and a site clickable index

User Friendliness

Despite the density of the homepage and the richness of contents, the clear site structure, a lot of annotations, searching tools and navigational helps permit good and fast orientation