Das Reichsstift Quedlinburg (936-1810): Konzept - Zeitbezug - Systemwechsel - Peter Kasper - Google Books

https://books.google.de/books?id=uU6yBAAAQBAJ&pg=PA73&lpg=PA73&dq=Agnes+Quedlinburg&source=bl&ots=rxSnGaD6oy&sig=socYysjBcyTdcT0

English summary: The history of Quedlinburg's imperial convent was determined by the interdependency of varying conceptions and systemic conditions over the course of time . The foundation is exemplarily portrayed as a social system consisting of eight…