B K from the lattice with Wilson quarks D. Bećirević, Ph. Boucaud, V. Giménez, V. Lubicz and M. Papinutto Eur. Phys. J. C, 37 3 (2004) 315-321 Published online: 15 October 2004 DOI: 10.1140/epjc/s2004-02001-6