One-loop light-cone QCD, effective action for reggeized gluons and QCD RFT calculus S. Bondarenko, L. Lipatov, S. Pozdnyakov and A. Prygarin Eur. Phys. J. C, 77 9 (2017) 630 Published online: 21 September 2017 DOI: 10.1140/epjc/s10052-017-5208-8