The Natural Environment, Anthropogenic Influences and Supra-Regional Contacts at 9th-to 10th-Century Fortified Elite Settlements in Central Europe - Herold, Hajnalka (. Fortified settlements in early medieval Europe. - Oxford : Oxbow Books, [2016]. - XVIII, 332 Seiten. - Illustrationen. - ISBN 978-1-78570-235-8, 2016)