Pro and contra Hilbert : Zermelo's set theories

Peckhaus, Volker

Philosophia Scientiae, Volume 9 (2005) p. 199-215

Moral integrity during a difficult period: Beth and Scholz

Peckhaus, Volker

Philosophia Scientiae, Volume 3 (1998-1999) p. 151-173

The axiomatic method and Ernst Schröder's algebraic approach to logic

Peckhaus, Volker

Philosophia Scientiae, Volume 1 (1996) p. 1-15