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BibTeX Export

@book{153770,
  author       = {Donders, Franciscus Cornelius},
  title        = {[Letter to Hermann von Helmholtz]},
  publisher    = {4 pages},
  year         = 1886,
  language     = {UNKNOWN},
  url          = {https://vlp-new.ur.de/records/lit16040}
}