@article {Klinkhammer 1978,
	title = {Adolf von Essen},
	journal = {Die deutsche Literatur des Mittelalters. Verfasserlexikon, 2e ed.},
	volume = {1},
	year = {1978},
	note = {Aanvulling: zie  <bib>Adolphus de Essen_VF 2004</bib>.},
	pages = {66-68},
	keywords = {Adolphus de Essendia O.Cart. (biographia), biographiae},
	attachments = {http://cartusiana.org/sites/default/files/Klinkhammer_Adolf\%20von\%20Essen_0.PDF},
	author = {Klinkhammer, Karl Joseph}
}
