@Unpublished{BBDOST:ePrint2007-417,
  author = {Jean-Luc Beuchat and Nicolas Brisebarre and J\'er\'emie Detrey and
            Eiji Okamoto and Masaaki Shirase and Tsuyoshi Takagi},
  title =  {Algorithms and Arithmetic Operators for Computing the $\eta_T$ 
            Pairing in Characteristic Three},
  note =    {Cryptology ePrint Archive, Report 2007/417},
  year =    {2007}}