Ford, Paul J. (2001), "A further analysis of the ethics of representation in virtual reality: Multi-user environments", Ethics and Information Technology, 3 (2), Kluwer Academic Publishers: 113–121, doi:10.1023/A:1011846009390, S2CID30377478.
Ford, Paul J. (2001), "A further analysis of the ethics of representation in virtual reality: Multi-user environments", Ethics and Information Technology, 3 (2), Kluwer Academic Publishers: 113–121, doi:10.1023/A:1011846009390, S2CID30377478.