{"id":"003019685","type":"article","title":"Grundsätzliche Bemerkungen zur Bewertung alter Erdbeschreibungen und mittelalterlicher Erdkarten","publisher":"Teubner","publisher-place":"Leipzig","pages":"339-345","container-title":"Geographische Zeitschrift, 39,6 (1933","author":[{"family":"Hennig","given":"Richard"}],"issued":{"raw":"1933"}}