@incollection{hoffmann-et-al-2020,
  author       = {J{\"{o}}rg Hoffmann and Malte Helmert and Daniel Gnad and Florian
    Pommerening},
  editor       = {G{\"{u}}nther G{\"{o}}rz and Ute Schmid and Tanya Braun},
  title        = {Planen},
  booktitle    = {Handbuch der K{\"{u}}nstlichen Intelligenz},
  pages        = {395--428},
  publisher    = {De Gruyter},
  year         = 2020,
}