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by Ko¨ster, Roman; Plumpe, Werner; Schefold, Bertram; et al.
by Schefold, Bertram; Roth, Regina (ADP); Kopf, Eike (ADP); et al.
by Schefold, Bertram
by Pasinetti, Luigi L.; Schefold, Bertram; European Society for the History of Economic Thought Conference 1997
by Nau, Heino Heinrich; Schefold, Bertram
by Nau, Heino H.; Schefold, Bertram
by Bertram Schefold