Directed Percolation: Calculation of Feynman Diagrams in the Three-Loop ApproximationLoran Ts. Adzhemyan, Michal Hnatič, Mikhail V. Kompaniets, Tomáš Lučivjanský and Lukáš MižišinEPJ Web Conf., 173 (2018) 02001DOI: https://doi.org/10.1051/epjconf/201817302001