@article {Filipova1981,
	title = {Ein internationales Treffen der Historiker in Pamporovo},
	journal = {Palaeobulgarica / Старобългаристика},
	volume = {V},
	year = {1981},
	pages = {124{\textendash}126.},
	author = {Filipova, Galina and Kabak{\v c}iev, Jurij}
}
