The latter only produce list of hits, without any guarantee for relevance. Moreover, the selected sites are grouped in subject areas, which is another distinctive feature. Via an option in BIBnet, every librarian coming across an interesting site, can inform the subject co-ordinator, who, screens the prososal, adds keywords and regularly checks if the site remains updated. By means of search trees . These search trees will be constructed in a dynamic manner on the basis of categories that are assigned to the description of each site.
Boolean searches are also possible.
The search results are printed or downloaded on disc. Abstracts of new books are made available to the public. This abstract can be retrieved by means of keywords or full text-search on the actual texts of the abstracts. Other information consists of HTML pages, hyperlinks to other existing sites, frequently asked questions and bestsellers lists. All the pages are structured according to certain layout instructions and reflect a very high degree of user-friendliness.