Hunting a light CP-violating Higgs boson via diffraction at the LHC V. A. Khoze, A. D. Martin and M. G. Ryskin Eur. Phys. J. C, 34 3 (2004) 327-334 Published online: 31 March 2004 DOI: 10.1140/epjc/s2004-01729-1