Rudolf Ekstein
(1988). Karl Bühler's sprachtheorie in psychoanalytic erspective: From monologue to dialogue to pluralogue. In A. Eschbach (ed.) Karl Bühler's Theory of Language (pp. 3-16). Amsterdam: Benjamins.
with Fallend Karl, Reichmayr Johannes (1988). "Too late to start life afresh": Siegfried Bernfeld auf dem Weg ins Exil. In F. Stadler (ed.) Vertriebene Vernunft II (pp. 230-241). Wien: Jugend & Volk.
(1966). Karl Bühler and psychoanalysis. Journal of general psychology, 75 (2), 204-212.