?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Dario&rft.au=Piga%2C+Dario&rft.aulast=Piga&rft.date=September+2012&rft.title=Segmentation+of+ARX+systems+through+SDP-relaxation+techniques&rft.genre=proceeding