@article{Manya:150428,
      author        = "Manya, Joan J. and Sanchez, Jose L. and Gonzalo, Alberto
                       and Arauzo, Jesus",
      title         = "{Air gasification of dried sewage sludge in a fluidized
                       bed: Effect of the operating conditions and in-bed use of
                       alumina}",
      year          = "2005",
}