Hunyadi, Z. 2023. Queen Euphrosyne and Princess Elizabeth: Hospitaller consorores or donate in the 12th century?. Ordines Militares Colloquia Torunensia Historica. Yearbook for the Study of the Military Orders. 28, (grudz. 2023), 41–62. DOI:https://doi.org/10.12775/OM.2023.002.