| Translated title of the contribution | : Castles to defend against West-Friesland or an eastern coast belt for the county of Holland?: Strategic considerations of Willem II (1227-1256) and Floris V (1254-1296) |
Lambregts, N. &
Gruben, R.,
2020,
In: De archeologische kroniek van Noord-Holland 2019. p. 220-246Research output: Contribution to journal › Article › Scientific