Steiner, RudolfCantor, Ira S.Adams, GeorgeBuettner, GottfriedHensel, HerbertHildebrandt, GuntherFried, RichardHinderberger, PeterTakacs, JoanCashen, BetsyBüttner, Gottfried2024-11-102024-11-101990-03https://hdl.handle.net/20.500.14430/738http://purl.org/coar/access_right/c_16ec