Open Access

BibTeX Export

@book{131988,
  author       = {Donders, Franciscus Cornelius},
  title        = {[Letter to Hermann von Helmholtz]},
  publisher    = {2 pages},
  year         = 1871,
  language     = {cy},
  url          = {https://vlp-new.ur.de/records/lit16032}
}