1. Aarnio, A. (1983). Argumentation theory – and beyond. Some remarks on the rationality of legal justification. Rechtstheorie 4(4), 385–400.
2. Alchourrón, C. E. (1992). Limits of Logic and Legal Reasoning. In: E. Bulygin, C. Bernal, C. Huerta, T. Mazzarese, J.J. Moreso, P. E. Navarro & S.L. Paulson (Eds.) (2015), Essays in legal reasoning. Oxford Scholarship Online.
3. Alchourrón, C. (1996). On law and logic. Ratio Juris 9, 331–348.
4. Alchourrón, C. & Buygin, E. (1971). Normative systems. Wien: Springer.
5. Alchourrón, Carlos, and Eugenio Bulygin (1989). Limits of logic and legal reasoning. Preproceedings of the III International Conference on Logica, Informatica, Diritto. Vol. 2. 1989.