@article {Radev1993,
	title = {L{\textquoteright}{\quotedblbase}Histoire slavo-bulgare {\`a} 220 ans},
	journal = {Palaeobulgarica / Старобългаристика},
	volume = {7},
	year = {1993},
	pages = {18{\textendash}20},
	author = {Radev, Stojan}
}
