Geoffrey G. Xie Jibin Zhan David A. Maltz Hui Zhang Albert G. Greenberg Gísli Hjálmtýsson Routing design in operational networks: a look from the inside. 27-40 2004 conf/sigcomm/2004 SIGCOMM http://doi.acm.org/10.1145/1015467.1015472 db/conf/sigcomm/sigcomm2004.html#XieZMZGH04