1. Brock, D.A.: Voluntary Active Euthanasia. Hastings Cent. Rep. 22, 10–22 (1992)
2. Chapple, A., Ziebland, S., McPherson, A., Herxheimer, A.: What People Close to Death Say about Euthanasia and Assisted Suicide: A Qualitative Study. J. Med. Ethics 32, 706–710 (2006)
3. Childress, J.F.: Religious Viewpoints. In: Emanuel, L.L. (ed.) Regulating How We Die: The Ethical, Medical and Legal issues Surrounding Physician-assisted Suicide, pp. 120–147. Harvard University Press, Cambridge (1998)
4. Cohen, G.A.: Are Disadvantaged Workers Who Taker Hazardous Jobs Forced to Take Hazardous Jobs? In: Cohen, G.A. (ed.) History, Labour and Freedom, pp. 239–254. Clarendon Press, Oxford (1988)
5. Cohen, J.: Regulating Intimacy: A New Legal Paradigm. Princeton University Press, Princeton (2002)