{"id":"000503711","type":"article","title":"Doppelköpfchen","pages":"647-653","container-title":"Wissenschaftliche Zeitschrift der Wilhelm-Pieck-Universität Rostock. Gesellschaftswissenschaftliche Reihe, 17.1968","author":[{"family":"Haevernick","given":"T.E."}],"issued":{"raw":"1968"}}