@book{step2008:2200,
 editor = "Bos, Johan and Delmonte, Rodolfo",
 title = "Semantics in Text Processing. STEP 2008 Conference Proceedings",
 publisher = "College Publications",
 series = "Research in Computational Semantics",
 volume = "1",
 year = "2008",
 url = "http://www.aclweb.org/anthology/W08-2200"
}