See also the home page of the Legenda book series Studies In Linguistics

1Multilingualism in Italy Past and Present
Edited by Anna Laura Lepschy and Arturo Tosi
Studies In Linguistics 11 November 2002
2Rethinking Languages in Contact: The Case of Italian
Edited by Anna Laura Lepschy and Arturo Tosi
Studies In Linguistics 217 January 2006