@book {2023,
	title = {Middeleeuws koningschap Op zoek naar de wortels van de West-Europese monarchie},
	year = {2023},
	pages = {176},
	publisher = {Walburg Pers},
	organization = {Walburg Pers},
	address = {Zutphen},
	isbn = {9789464560299},
	author = {Leupen, Piet H.D.}
}
