{"id":"001009979","type":"book","title":"Bemerkungen zu frühen Grenzbildungen","publisher":"Hakkert","publisher-place":"Amsterdam","pages":"15-20","container-title":"Stuttgarter Kolloquium zur historischen Geographie des Altertums. 4, 1990","author":[{"family":"Froriep","given":"Siegfried"}],"issued":{"raw":"1994"}}