SU(2)×U(1) Yang–Mills theories in 3d with Higgs field and Gribov ambiguity M. A. L. Capri, D. Dudal, M. S. Guimaraes, I. F. Justo, S. P. Sorella and D. Vercauteren Eur. Phys. J. C, 73 10 (2013) 2567 Published online: 08 October 2013 DOI: 10.1140/epjc/s10052-013-2567-7