@book {Ketelsen-Volkhardt1989,
	title = {Schleswig-Holsteinische Epitaphien des 16. und 17. Jahrhunderts},
	series = {Studien zur Schleswig-holsteinischen Kunstgeschichte},
	volume = {15},
	year = {1989},
	publisher = {Karl Wachholtz},
	organization = {Karl Wachholtz},
	address = {Neum{\"u}nster},
	author = {Ketelsen-Volkhardt, A.-D.}
}
