1. Aleksander I, Dunmall B (2003) Axioms and tests for the presence of minimal consciousness in agents. J Conscious Stud 10(4–5):7–18
2. Aleksander I, Lahstein M, Lee R (2005) Will and emotions: A machine model that shuns illusion. In: Chrisley R, Clowes R, Torrance S (eds) Next generation approaches to machine consciousness: imagination, development, intersubjectivity, and embodiment. In: Proceedings of an AISB 2005 Workshop. University of Hertfordshire, Hatfield, pp 110–117
3. Allen C, Varner G, Zinser J (2000) Prolegomena to any future artificial moral agent. J Exp Theor Artif Intell 12:251–261
4. Allen C (2002) Calculated morality: ethical computing in the limit. In: Smit I, Lasker G (eds) Cognitive, emotive and ethical aspects of decision making and human action, vol I. IIAS, Windsor, Ontario
5. Asimov I (1950) I robot. Gnome Press, NY