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by Schleich, Wolfgang P.
by Arendt, Wolfgang; Schleich, Wolfgang P.
by Schleich, Wolfgang P.; Walther, Herbert
by Wolfgang P. Schleich (Universitat Ulm, Physik, Abt. fur Quantenphysik, Germany); Helmut Maier (Universitä; t Ulm, Germany )
by Editor: Wolfgang Arendt (University of Ulm); Editor: Wolfgang P. Schleich (University of Ulm)