Luigi Di Lascio Enrico Fischetti Antonio Gisolfi A Fuzzy-Based Approach to Stereotype Selection in Hypermedia. 285-320 1999 9 User Model. User-Adapt. Interact. 4 http://dx.doi.org/10.1023/A:1008227705939 db/journals/umuai/umuai9.html#LascioFG99