Jones, G. H. Department Planets and Comets, Max Planck Institute for Solar System Research, Max Planck Society;
Link (Any fulltext)
Willingale, R., O'Brien, P. T., Cowley, S. W. H., Jones, G. H., McComas, D. J., Mason, K. O., et al. (2006). Swift X-Ray Telescope Observations of the Deep Impact Collision. Astrophysical Journal, 649, 541-552. doi:10.1086/506315.