Repositorio Zaguan - Universidad de Zaragoza 

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@inproceedings{LaburtaSantamaría:3277,
      author       = "Calvo, M. and Laburta Santamaría, María Pilar and
                      Montijano, Juan I. and Rández, Luis",
      title        = "Approximate preservation of quadratic invariants by
                      explicit Runge-Kutta methods ",
      year         = "2006",
}
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