@incollection{khnel1987earthly,
  address = {Rom, Freiburg, Wien},
  author = {Kühnel, Bianca},
  interhash = {38bd01c4e3efe118b0148096db16a6c0},
  intrahash = {c103959cb000f2ce8c5dfdb41dd8186e},
  pages = {34-38, 138-167, 174-177, 220-265, 275-279},
  series = {Römische Quartalschrift für christliche Altertumskunde und Kirchengeschichte. Supplementheft 42},
  title = {From the Earthly to the Heavenly Jerusalem. Representation of the Holy City in Christian Art of the First Millennium},
  year = 1987
}

@incollection{beckingham1983between,
  address = {London},
  author = {Beckingham, Charles F.},
  interhash = {5697d172461d9a4eea0aa614514186cf},
  intrahash = {6996308d75f973d785339ee65c1e0e03},
  pages = {1-4},
  series = {Variorum Collected Studies Series},
  title = {Between Islam and Christendom. Travellers, Facts and Legends in the Middle Ages and the Renaissance},
  volume = 175,
  year = 1983
}