Dalewski, Zbigniew (2013-01-01). «Patterns of Dynastic Identity in the Early Middle Ages». Acta Poloniae Historica107: 17. doi:10.12775/APH.2013.107.01. ISSN0001-6829.
worldcat.org
Dalewski, Zbigniew (2013-01-01). «Patterns of Dynastic Identity in the Early Middle Ages». Acta Poloniae Historica107: 17. doi:10.12775/APH.2013.107.01. ISSN0001-6829.