@article {Baumann1994,
	title = {Zu den Beziehungen zwischen Bayern and Bulgarien vom 7. bis 15. Jahrhundert},
	journal = {Palaeobulgarica / Старобългаристика},
	volume = {18},
	year = {1994},
	pages = {94{\textendash}112},
	author = {Baumann, Winfried}
}
