PHL 5038: a spatially resolved white dwarf brown dwarf binary P. R. Steele, M. R. Burleigh, J. Farihi, B. T. Gänsicke, R. F. Jameson, P. D. Dobbie and M. A. Barstow A&A, 500 3 (2009) 1207-1210 Published online: 08 April 2009 DOI: 10.1051/0004-6361/200911694