1. UN. 1948. Universal Declaration of Human Rights. Article 16: Para 1 (available online at http://www.un.org/Overview/rights.html )
2. CBS. 2003. ‘European Birth Rate Declines’, CBS News 27 March (available online at http://www.cbsnews.com/stories/2003/03/27/world/main546441.shtml )
3. EU. 2005. ‘Europe’s changing population structure and its impact on relations between the generations’, EU Press Release 17 March (available online at http://europa.eu/rapid/pressReleasesAction.do?reference=MEMO/05/96&format=HTML&aged=0&language=EN&guiLanguage=en
4. Kaplan, E.H., A. Hershlag, A. H. DeCherney and G. Lavy. 1992. ‘To be or not to be? That is conception! Managing in vitro fertilization programs’, Management Science 38(9):1217–1229
5. The Bible: Genesis. King James Translation.