@article{ BKS2019,
  author    = {Elisabet Burjons and Dennis Komm and Marcel Sch{\"{o}}ngens},
  title     = {The {$k$}-Server Problem with Advice in {$d$} Dimensions and on the Sphere},
  journal   = {Algorithmica},
  volume    = {81},
  number    = {5},
  pages     = {1859--1880},
  year      = {2019},
  doi       = {10.1007/s00453-018-0514-6}
}