Federica Cena Francesca Carmagnola Omar Cortassa Cristina Gena Yiwen Wang Natalia Stash Lora Aroyo Tag interoperability in cultural web-based applications. 221-222 2008 Hypertext http://doi.acm.org/10.1145/1379092.1379135 conf/ht/2008 db/conf/ht/ht2008.html#CenaCCGWSA08