@inbook {Klinkhammer 1988,
	title = {Adolf v. Essen, OCart},
	booktitle = {Remigius B{\"a}umer \& Leo Scheffczyk (eds.),  Marienlexikon},
	volume = {1},
	year = {1988},
	pages = {34-39},
	address = {St. Ottilien},
	keywords = {Adolphus de Essendia O.Cart. (biographia), biographiae},
	attachments = {http://cartusiana.org./sites/default/files/Klinkhammer_Adolf\%20von\%20Essen.PDF},
	author = {Klinkhammer, Karl Joseph}
}
