Effect of the Gribov horizon on the Polyakov loop and vice versa F. E. Canfora, D. Dudal, I. F. Justo, P. Pais, L. Rosa and D. Vercauteren Eur. Phys. J. C, 75 7 (2015) 326 Published online: 17 July 2015 DOI: 10.1140/epjc/s10052-015-3546-y