@article {Angelov1981, title = {L{\textquoteright}Etat m{\'e}di{\'e}val bulgare, facteur de formation de {\quotedblbase}M{\'e}moire historique{\textquotedblleft}}, journal = {Palaeobulgarica / Старобългаристика}, volume = {5}, year = {1981}, pages = {3{\textendash}20}, author = {Angelov, Dimit{\^a}r} }