@article{Manya:150354,
      author        = "Manya,J. J. and Aznar,M. and Sanchez,J. L. and Arauzo,J.
                       and Murillo,M. B.",
      title         = "{Further experiments on sewage sludge air gasification:
                       Influence of the nonstationary period on the overall
                       results}",
      year          = "2006",
}