1. A.R. Anderson, N.D. Belnap, Jr., J.M. Dunn: Entailment. The Logic of Relevance and Necessity Vol. 2. (Princeton University Press, Princeton 1992)
2. D. Batens: ‘Meaning, Acceptance, and Dialectics’. In: Change and Progress in Modern Science ed. by J.C. Pitt (Reidel, Dordrecht 1985 ) pp. 333–360
3. D. Batens: ‘Dynamic Dialectical Logics’. In: Paraconsistent Logic. Essays on the Inconsistent ed. by G. Priest, R. Routley, J. Norman (Philosophia Verlag, München 1989 ) pp. 187–217
4. D. Batens: ‘Natural heuristics for proof construction. Part I: Classical propositional logic’. In: Logique et Analyse 127–128 (1989) pp. 337–363 appeared (1992)
5. D. Batens: ‘Do we Need a Hierarchical Model of Science?’ In: Inference, Explanation, and Other Frustrations. Essays in the Philosophy of Science ed. by J. Earman (University of California Press 1992 ) pp. 199–215