@article{Canning:2091,
      author        = "Canning, R. E. A. and  Ferland, G. J. and  Fabian, A. C.
                       and  Johnstone, R. M. and  van Hoof, P. A. M. and  Porter,
                       R. L. and  Werner, N. and  Williams, R. J. R.",
      title         = "{Collisional excitation of [C II], [O I] and CO in massive
                       galaxies}",
      year          = "2015",
}