The 0.5MJ transiting exoplanet WASP-13b I. Skillen, D. Pollacco, A. Collier Cameron, L. Hebb, E. Simpson, F. Bouchy, D. J. Christian, N. P. Gibson, G. Hébrard, Y. C. Joshi et al. (25 more) A&A, 502 1 (2009) 391-394 Published online: 19 May 2009 DOI: 10.1051/0004-6361/200912018