@article{ K2011,
  author    = {Dennis Komm},
  title     = {Teaching the Concept of Online Algorithms},
  journal   = {Olympiads in Informatics},
  volume    = {5},
  pages     = {58--71},
  year      = {2011},
  url       = {https://ioinformatics.org/journal/INFOL067.pdf}
}