@book {1993,
	title = {Martyrologes manuscrits des anciens dioc{\`e}ses d{\textquoteright}Utrecht et de Li{\`e}ge. Etude sur le d{\'e}veloppement et la diffusion du martyrologe d{\textquoteright}Usuard},
	series = {Middeleeuwse studies en bronnen},
	volume = {30},
	year = {1993},
	pages = {1169},
	publisher = {Verloren},
	organization = {Verloren},
	address = {Hilversum},
	issn = {90-6650-013-8},
	author = {Overgaauw, Eef A.}
}
