Combining weak and strong cluster lensing: applications to simulations and MS 2137 J. Merten, M. Cacciato, M. Meneghetti, C. Mignone and M. Bartelmann A&A, 500 2 (2009) 681-691 Published online: 29 April 2009 DOI: 10.1051/0004-6361/200810372