@inbook {Gehrt2001FH,
	title = {Vom Punkt zur Flache {\textendash}- Probleme des "upscaling" in der Bodenkartierung},
	booktitle = {Diskussionsforum Bodenwissenschaften: Vom Bohrstock zum Bildschirm},
	year = {2001},
	pages = {17-34},
	publisher = {FH},
	organization = {FH},
	address = {Osnabr{\"u}ck},
	author = {Gehrt, E. and B{\"o}hner, J.}
}