@article{CaselFernauGhadikolaeietal.2022,
  author    = {Katrin Casel and Henning Fernau and Mehdi Khosravian Ghadikolaei and Jerome Monnot and Florian Sikora},
  title     = {On the complexity of solution extension of optimization problems},
  journal   = {Theoretical computer science : the journal of the EATCS},
  volume    = {904},
  pages     = {48 -- 65},
  doi       = {10.1016/j.tcs.2021.10.017},
  year      = {2022},
}