Franco Cicirelli Libero Nigro A General Brokering Architecture Layer and its application to Video on-Demand over the Internet. 29-39 2007 31 Informatica (Slovenia) 1 http://www.informatica.si/PDF/31-1/14_Cicirelli-A%20General%20Brokering%20Architecture%20Layer...pdf db/journals/informaticaSI/informaticaSI31.html#CicirelliN07