The serendipituous discovery of a short-period eclipsing polar in 2XMMp J. Vogel, K. Byckling, A. Schwope, J. P. Osborne, R. Schwarz and M. G. Watson A&A, 485 3 (2008) 787-795 Published online: 28 April 2008 DOI: 10.1051/0004-6361:20079341