{"id":"001031090","type":"book","title":"Les vallums de Dobrudža dans le dével op pement de la fortification ancienne bulgare","publisher":"Editions de l'Academie Bulgare des Sciences","publisher-place":"Sofia","pages":"48-56","container-title":"Dobrudža : Etudes ethno-culturelles","author":[{"family":"Rašev","given":"Rašo 1943-2008"}],"issued":{"raw":"1987"}}