Warfare, weather, and a rural economy : the duchy of Wrocław in the mid-fifteenth century

by Hoffmann, Richard C.
Published in Viator (1973)

Towards a city-state in east-central Europe : control of local government in the late medieval duchy of Wrocław

by Hoffmann, Richard C.
Published in Societas (1975)

Land, liberties and lordship in a late medieval countryside : agrarian structures and change in the Duchy of Wroclaw

by Hoffmann, Richard C.
Published 1989