Analytic four-loop anomalous dimensions in massless QCD from form factors by von Manteuffel, A, Panzer, E, Schabinger, RM

Four-loop collinear anomalous dimensions in QCD and N=4 super Yang-Mills by Agarwal, B, Manteuffel, AV, Panzer, E, Schabinger, RM

The four-loop cusp anomalous dimension from the N=4 Sudakov form factor by Panzer, E, Huber, T, von Manteuffel, A, Schabinger, RM, Yang, G