@book{9783732901081,
  title = {Pre-Gratian Medieval Canonical Collections},
  author = {Szabolcs Anzelm Szuromi},
  publisher = {Frank \& Timme},
  year = {2014},
  edition = {1},
  series = {Aus Religion und Recht},
  volume = {18},
  url = {https://www.frank-timme.de/en/programme/product/pre-gratian\_medieval\_canonical\_collections}
}