@book{ Solr-024362077, title = {Beiträge zur Kritik der reinen Vernunft: 1781 - 1981; [Gerhard Lehmann zum 80. Geburtstag]}, editor = {Heidemann, Ingeborg}, editor = {Lehmann, Gerhard}, editor = {Ritzel, Wolfgang}, address = {Berlin New York}, publisher = {De Gruyter}, year = {1981}, note = {Festschrift Gerhard Lehmann}, }