Revised papers in English or German, with respective summaries in German or English, of a conference held Sept. 24-28, 1973 at the Zentrum für Interdi...
Revised papers in English or German, with respective summaries in German or English, of a conference held Sept. 24-28, 1973 at the Zentrum für Interdisziplinäre Forschung of the Universität Bielefeld.