@Incollection{gautierdalche2005cartes,
  author = {Gautier Dalché, Patrick},
  title  = {Cartes de Terre Sainte, cartes de pèlerins},

  year   = {2005},
  number = {},
  url    = {},

  const  = {\ text}
}
@Incollection{woldan1980bernhard,
  author = {Woldan, Erich},
  title  = {Bernhard von (vom) Breidenbach},

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

  const  = {\ text}
}