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@ARTICLE{Chen:1003129,
      author       = {Chen, Long and Czakon, Michal and Niggetiedt, Marco},
      title        = {{R}enormalization of the pseudoscalar operator at four
                      loops in {QCD}},
      journal      = {Journal of high energy physics : JHEP},
      volume       = {2024},
      number       = {12},
      issn         = {1029-8479},
      address      = {Berlin ; Heidelberg},
      publisher    = {Springer},
      reportid     = {RWTH-2025-00854},
      pages        = {45},
      year         = {2024},
      cin          = {136520 / 130000},
      ddc          = {530},
      cid          = {$I:(DE-82)136520_20140620$ / $I:(DE-82)130000_20140620$},
      typ          = {PUB:(DE-HGF)16},
      UT           = {WOS:001373876200011},
      doi          = {10.1007/JHEP12(2024)045},
      url          = {https://publications.rwth-aachen.de/record/1003129},
}