@article {7790,
	title = {Verwilderungen des Blauglockenbaums (Paulownia tomentosa [Thunb.] Steud.) im Rhein-Neckar-Gebiet},
	journal = {Floristische Rundbriefe 21},
	year = {1987},
	month = {1987///},
	pages = {23 - 32},
	author = {R. Nowack}
}
