Hiroki Date Kenta Yasukawa Ken-ichi Baba Katsunori Yamaoka Theoretical Analysis of Difference Between Edge-Based and Core-Node-Supported TACCS. 2162-2166 2007 GLOBECOM http://dx.doi.org/10.1109/GLOCOM.2007.413 conf/globecom/2007 db/conf/globecom/globecom2007.html#DateYBY07