@article {7665,
	title = {{\"U}ber die Ausbreitung der schlanken Karde (Dipsacus strigosus Willd. ex Roemer et Schultes) in Oberfranken.},
	journal = {Flor. Rundbr},
	volume = {38},
	year = {2004},
	month = {2004///},
	pages = {81 - 86},
	author = {E. Walter}
}
@article {7071,
	title = {Zum Vorkommen und zur Verbreitung der Kugeldistel-Gattung Echinops in Oberfranken},
	journal = {Ber. Naturforsch. Ges. Bamberg},
	volume = {66},
	year = {1991},
	month = {1991///},
	pages = {17 - 44},
	author = {E. Walter}
}
@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}
}
@article {7074,
	title = {Zur Verbreitung des Echten Alant (Inula helenium L.) in Oberfranken},
	journal = {Ber. Naturforsch. Gesel. Bamberg},
	volume = {58},
	year = {1983},
	month = {1983///},
	pages = {9 - 21},
	author = {E. Walter}
}
