@article{BuchwaldGraebnerTheisetal.2006,
  author    = {Gerd Buchwald and Gerhard Graebner and J{\"u}rgen Theis and Joachim Maruhn and Walter Greiner and Horst St{\"o}cker},
  title     = {Kinetic energy flow in Nb(400 A MeV) + Nb: evidence for hydrodynamic compression of nuclear matter},
  journal   = {Physical review letters},
  volume    = {52},
  number    = {18},
  pages     = {1594 -- 1596},
  url       = {http://link.aps.org/abstract/PRL/v52/p1594},
  year      = {2006},
}