@techreport{idzikowski2012ewa-tech,
  author = {Idzikowski, Filip and Bonetto, Edoardo and Chiaraviglio, Luca},
  title = {{EWA -- an adaptive algorithm using watermarks for energy saving in IP -over- WDM networks}},
  institution = {Telecommunication Networks Group (TKN), TU Berlin (TUB)},
  location = {Berlin, Germany},
  month = {5},
  number = {TKN-12-002},
  type = {Technical Report},
  year = {2012},
}