Luca Cittadini Tiziana Refice Alessio Campisano Giuseppe Di Battista Claudio Sasso Policy-Aware Visualization of Internet Dynamics. 435-436 2008 Graph Drawing http://dx.doi.org/10.1007/978-3-642-00219-9_43 conf/gd/2008 db/conf/gd/gd2008.html#CittadiniRCBS08