HANSEN, J., PIGOZZI, G., & VAN DER TORRE, L. (2007). Ten Philosophical Problems in Deontic Logic. Normative Multi-agent Systems. https://hdl.handle.net/10993/25083
HANSEN, J., PIGOZZI, G., & VAN DER TORRE, L. (2007). Ten Philosophical Problems in Deontic Logic. Normative Multi-agent Systems.