Justus Hartnack
Kierkegaard's attack on Hegel
1991
in: Thought and faith in the philosophy of Hegel, Dordrecht : Springer

The logic of the concept of acts
1991
Daimon Revista Internacional de Filosofia 3

B 132 revisited
1974
in: Kant's theory of knowledge, Dordrecht : Springer

B 132 revisited
1972
in: Proceedings of the Third international Kant congress, Dordrecht : Springer

The concept of act and behavior
1968
Man and World 1/2
