{"id":"antal2022wrong","DOI":"10.3384/ecp188387","URL":"https://doi.org/10.3384/ecp188387","type":"article-journal","title":"Wrong Design of Cipher Keys: Analysis of Historical Cipher Keys From the Hessisches Staatsarchiv Marburg Used in the Thirty Years’ War","author":[{"given":"Eugen","family":"Antal"},{"given":"Jakub","family":"Mírka"}],"issued":{"date-parts":[[2022]]},"year-text":"2022","container-title":"International Conference on Historical Cryptology","catalog-key":"SRC0D8MPZD65MRD"}