@Article{KLETLER,
  author = {Kletler, Paul},
  title  = {Die Gestaltung des geographischen Weltbildes unter dem Einfluß der Kreuzzüge},
  journal = {Mitteilungen des Instituts für österreichische Geschichtsforschung},
  year   = {1962},
  number = {},
  url    = {},

  const  = {\ text}
}
@Article{AUFGEBAUER,
  author = {Aufgebauer, Peter},
  title  = {„Die Erde ist eine Scheibe.“ Das mittelalterliche Weltbild in der Wahrnehmung der Neuzeit},
  journal = {Geschichte in Wissenschaft und Unterricht. Zeitschrift des Verbandes der Geschichtslehrer Deutschlands},
  year   = {2006},
  number = {},
  url    = {},

  const  = {\ text}
}
@Incollection{simek1992kosmos,
  author = {Simek, Rudolf},
  title  = {Erde und Kosmos im Mittelalter. Das Weltbild vor Kolumbus},

  year   = {1992},
  number = {},
  url    = {},

  const  = {\ text}
}
@Incollection{herbert2003mappae,
  author = {Eisenstein, Herbert},
  title  = {„Mappae Arabicae” – Das Weltbild des mittelalterlichen Islam im Spiegel seiner Karten},

  year   = {2003},
  number = {},
  url    = {},

  const  = {\ text}
}
@Incollection{harvey2003biblical,
  author = {Harvey, Paul D. A.},
  title  = {The biblical content of medieval maps of the Holy Land},

  year   = {2003},
  number = {},
  url    = {},

  const  = {\ text}
}
@Incollection{baumgartner2010weltbild,
  author = {Baumgärtner, Ingrid and Schröder, Stefan},
  title  = {Weltbild, Kartographie und geographische Kenntnisse},

  year   = {2010},
  number = {},
  url    = {http://nbn-resolving.org/urn/resolver.pl?urn=urn:nbn:de:hebis:34-2011081238632},

  const  = {\ text}
}
@Incollection{baumgartner2008weltbild,
  author = {Baumgärtner, Ingrid},
  title  = {Weltbild und Kartographie},

  year   = {2008},
  number = {},
  url    = {http://nbn-resolving.org/urn/resolver.pl?urn=urn:nbn:de:hebis:34-2011110339545},

  const  = {\ text}
}
@Article{baumgartner1998kartographie,
  author = {Baumgärtner, Ingrid},
  title  = {Kartographie, Reisebericht und Humanismus},
  journal = {Das Mittelalter},
  year   = {1998},
  number = {2},
  url    = {http://nbn-resolving.org/urn/resolver.pl?urn=urn:nbn:de:hebis:34-2007101819428},

  const  = {\ text}
}
@Incollection{baumgartner2005jerusalem,
  author = {Baumgärtner, Ingrid},
  title  = {Jerusalem, Nabel der Welt},

  year   = {2005},
  number = {},
  url    = {http://nbn-resolving.org/urn/resolver.pl?urn=urn:nbn:de:hebis:34-2008040921074},

  const  = {\ text}
}
@Incollection{hamann1980kartographisches,
  author = {Hamann, Günther},
  title  = {Kartographisches und wirkliches Weltbild in der Renaissancezeit. Zum wechselseitigen Verhältnis von Theorie und Praxis im Zeitalter der großen Entdeckungsfahrten},

  year   = {1980},
  number = {},
  url    = {},

  const  = {\ text}
}
@Article{iwanczak1990entre,
  author = {Iwanczak, Wojciech},
  title  = {Entre l’espace ptolémaïque et l’empirie: les cartes de Fra Mauro},
  journal = {Médiévales },
  year   = {1990},
  number = {},
  url    = {},

  const  = {\ text}
}