@unpublished{CarroySchmidgen2018,
  author  = {Jacqueline Carroy and Henning Schmidgen},
  title   = {Psychologies exp{\´e}rimentales : Leipzig - Paris (1890 - 1910)},
  institution = {Universit{\"a}tsbibliothek},
  series    = {Preprint / Max-Planck-Institut f{\"u}r Wissenschaftsgeschichte},
  number    = {206},
  pages     = {27},
  year    = {2018},
}