@inbook {Le Vasseur 1891a,
	title = {Gerardus Calcificis prior Coloniae},
	booktitle = {Leo Le Vasseur, Ephemerides Ordinis Cartusiensis, dl. 3},
	year = {1891},
	note = {<a href="https://books.google.be/books?id=6X9JqPZsM-gC\&hl=nl\&pg=PA5$\#$v=onepage\&q\&f=false">Elektronisch raadpleegbaar</a>.},
	pages = {5-10},
	address = {Monstrolii [Montreuil]},
	keywords = {biographiae, Gerardus Kalckbrenner O.Cart. (biographia)},
	author = {Le Vasseur, Leo}
}
