@article{Brown:2022lE,
  author = "Brown, Francis  and  Duhr, Claude",
  title = "{A double integral of dlog forms which is not polylogarithmic}",
  doi = "10.22323/1.383.0005",
  journal = "PoS",
  year = 2022,
  volume = "MA2019",
  pages = "005"
}