Quantum gauge models without (classical) Higgs mechanism Michael Dütsch, JoséM. Gracia-Bondía, Florian Scheck and JosephC. Várilly Eur. Phys. J. C, 69 3-4 (2010) 599-621 Published online: 15 September 2010 DOI: 10.1140/epjc/s10052-010-1432-1