@book{108805,
  author       = {Ebbinghaus, Hermann},
  title        = {{Über das Gedächtnis: Untersuchungen zur 
                   experimentellen Psychologie}},
  publisher    = {Leipzig: Duncker \& Humblot},
  year         = 1885,
  url          = {https://vlp-new.ur.de/records/lit10272}
}