The process at the Tevatron in HERWIG and PYTHIA simulations Johan Alwall, Catherine Biscarat, Stefano Moretti, Johan Rathsman and André Sopczak Eur. Phys. J. C, 39 S1 (2005) 37-39 Published online: 26 March 2004 DOI: 10.1140/epjcd/s2004-01-004-0