@TechReport{Nakao_PDN-03-012,
   Author      = "Akihiro Nakao and Larry Peterson and Andy Bavier",
   Title       = "{A Routing Underlay for Overlay Networks}",
   Institution = "PlanetLab Consortium",
   Number      = "PDN--03--012",
   Month       = "April",
   Year        = 2003
}