@book{jubilaeum650-318,
  author = {Karl Popper},
  title = {Logik der Forschung},
  year = {1971},
  publisher = {Verlag J.C.B. Mohr (Siebeck)},
  address = {T{\"u}bingen},
  note = {Export Filemaker Zeile 318},
  language = {eng},
}