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IABSE publications = Mémoires AIPC = IVBH Abhandlungen
Band 31 (1971): IABSE Publications = Mémoires AIPC = IVBH Abhandlungen
Band 31 (1971): IABSE Publications = Mémoires AIPC = IVBH Abhandlungen
Autor: Usami, Tsutomu / Galambos, Theodore V.