@article {7072,
	title = {Zur Ausbreitung der Knollen-Sonnenblume oder Topinambur (Helianthus tuberosus L.) in Oberfranken},
	journal = {Ber. Naturforsch. Ges. Bamberg},
	volume = {67},
	year = {1992},
	month = {1992///},
	pages = {37 - 57},
	author = {E. Walter}
}
