, 1987, 'Logical physics', Grazer Philosophische Studien 29, 217-223.
, 1985, 'Neopositivism, Marxism, and idealization: some comments on professor Nowak's paper', Studies in East European Thought 30 (3), 219-235.
with Sarlemijn, A. , 1985, 'From the editors: Garmisch 80', Studies in East European Thought 30 (3), 193-193.
, 1984, Philosophical evaluations of systems theory, in J. J. O'rourke, T. J. Blakeley & F. Rapp (eds.), Contemporary Marxism, Dordrecht, Springer, pp. 79-96.
, 1981, 'A scientific ontology', Grazer Philosophische Studien 14, 183-197.
, 1971, 'Science and its metaphysical interpretations', Studies in East European Thought 11 (3), 186-195.
, 1969a, 'Neuere Probleme einer sozialistischen Moraltheorie, I', Studies in East European Thought 9 (2), 112-142.
, 1969b, 'Neuere Probleme einer sozialistischen Moraltheorie, II', Studies in East European Thought 9 (3), 184-209.
, 1968, 'Problems of information in dialectical materialism', Studies in East European Thought 8 (2-3), 105-121.
, 1966a, 'On the kinship of cybernetics to dialectical materialism', Studies in East European Thought 6 (1), 37-41.