@inbook{inbook, title = {{Group formation in the long tenth century: a view from Trier and its region}}, url = {{https://eprints.whiterose.ac.uk/84786/ }}, year = {{2015}}, month = {{4}}, author = {{West C}}, isbn = {{978-3-7954-2862-4}}, pages = {{49-59}}, note = {{Accessed on 2024/12/22}}}