Non-perturbative BRST quantization of Euclidean Yang–Mills theories in Curci–Ferrari gaugesA. D. Pereira, R. F. Sobreiro and S. P. SorellaEur. Phys. J. C, 76 10 (2016) 528DOI: https://doi.org/10.1140/epjc/s10052-016-4368-2