@article{Bieri2021,
  author    = {Maximilian Bieri},
  title     = {On fibrations approaching the Arakelov equality},
  journal   = {Mathematische Zeitschrift},
  volume    = {300},
  number    = {2},
  pages     = {1873 -- 1903},
  doi       = {10.1007/s00209-021-02847-y},
  year      = {2021},
}