Verhandlungen des Internationalen Mathematiker-Kongresses Zürich 1932, Band I: S. 10 (Programm: 14 Uhr 30: Es wurde eine photographische Gesamt-Aufnahme der Kongress-Teilnehmer beim Eingang der Universität gemacht), S. 13-26 (Delegiertenliste), S. 27-36 (Teilnehmerliste), S. 36 (Verteilung der Kongressmitglieder auf die Staaten: 667 Teilnehmer, 186 Begleiter)
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