REFERENCES
- Feeley, J. 2008. Cheats of strength: 10 next-gen Olympic doping methods. http://www.wired.com/medtech/drugs/news/2008/08/olympic_doping?currentPage=all. (accessed 1 April 2013).
- Honan, D. 2012. Lance Armstrong's guide to cheating a drug test. http://bigthink.com/think-tank/lance-armstrongs-guide-to-passing-a-drug-test (accessed 3 April 2013).
- Kelland, K. 2012. Substances and methods used in doping. http://www.reuters.com/article/2012/07/28/us-oly-dop-day-idUSBRE86R0DA20120728. (accessed 4 April 2013).
- Kitchen, R.E.C. 2012. Blood doping: methods, effects and detection. http://sports.yahoo.com/news/blood-doping-methods-effects-detection-193200057.html. (accessed 4 April 2013).
- Mjikeliso, S.H. 2011. Drug testers crack down on school doping. Times Live. http://www.timeslive.co.za/sport/rugby/2011/06/14/drug-testers-crack-down-on-school-doping1 (accessed 4 April 2013).
- Nkosi, B. 2011. Drive to stamp out doping in South African sport. http://www.mediaclubsouthafrica.com/sport/2405-anti-doping#ixzz2hmFOPxDp (accessed 4 April 2013).
- Schwartz, D. 2012. Tricks of the trade: how athletes blood dope. http://www.cbc.ca/news/health/story/2012/08/24/f-blood-doping.html (accessed 4 April 2013).
- South African Institute for Drug-free Sport n.d. Violations. http://www.drugfreesport.org.za/cases (accessed 4 April 2013).
- Technische Universität München n.d. Doping definition. http://www.doping-prevention.sp.tum.de/doping-in-general/doping-definition.html (accessed 4 April 2013).
- Wikipedia contributors 2013a. Amphetamine. Wikipedia, The Free Encyclopedia. http://en.wikipedia.org/w/index.php?title=Amphetamine&oldid=577240943 (accessed 4 April 2013).
- Wikipedia contributors 2013b. Blood doping. Wikipedia, The Free Encyclopedia. http://en.wikipedia.org/w/index.php?title=Blood_doping&oldid=575112446 (accessed 4 April 2013).
- Wikipedia contributors 2013c. Co-oximeter. Wikipedia, The Free Encyclopedia. http://en.wikipedia.org/w/index.php?title=CO-oximeter&oldid=575482789 (accessed 9 April 2013).
- Wikipedia contributors 2013d. Flow cytometry. Wikipedia, The Free Encyclopedia. http://en.wikipedia.org/w/index.php?title=Flow_cytometry&oldid=576605896 (accessed 9 April 2013).
- Wikipedia contributors 2013e. Hypoxia-inducible factors. Wikipedia, The Free Encyclopedia. http://en.wikipedia.org/w/index.php?title=Hypoxia-inducible_factors&oldid=563990241 (accessed 9 April 2013).
- Wikipedia contributors 2013f. Nandrolone. Wikipedia, The Free Encyclopedia. http://en.wikipedia.org/w/index.php?title=Nandrolone&oldid=576166337 (accessed 4 April 2013).
- Wikipedia contributors, 2013g. Spirometer. Wikipedia, The Free Encyclopedia. http://en.wikipedia.org/w/index.php?title=Spirometer&oldid=576168566 (accessed 9 April 2013).
REFERENCES
- Agriland project 2012. Possible causes of pollinator declines. http://www.agriland.leeds.ac.uk/about/causes.php (accessed 11 March 2013).
- Berenbaum, M.R. 2007. Status of Pollinators in North America. Washington, DC, National Academies Press. http://www7.nationalacademies.org/ocga/testimony/Colony_Collapse_Disorder_and_Pollinator_Decline.asp (accessed 11 March 2013).
- Blackiston, H. 2013. Understanding major bee diseases. http://www.dummies.com/how-to/content/understanding-major-bee-diseases.html (accessed 18 April 2013).
- Eilperin, J. 2006. Pollinators’ decline called threat to crops. Washington Post. http://www.washingtonpost.com/wp-dyn/content/article/2006/10/18/AR2006101801712.html (accessed 11 March 2013).
- European commission 2010. The buzz on the decline of the honey bee. http://ec.europa.eu/research/headlines/news/article_10_02_10_en.html (accessed 11 March 2013).
- European commission 2012. Severe pollination decline to impact consumer: study. http://ec.europa.eu/research/infocentre/article_en.cfm?id=/research/headlines/news/article_12_09_28_en.html&item=Infocentre&artid=27173 (accessed 11 March 2013).
- Fuentes, J. 2008. Flowers' fragrance diminished by air pollution. www.eurekalert.org/pub_releases/2008-04/uov-ffd041008.php (accessed 11 March 2013).
- Pensoft Publishers 2012. Bees fruits and money: Decline of pollinators will have severe impact on nature and humankind. ScienceDaily. http://www.sciencedaily.com/releases/2012/09/120904101128.htm (accessed 11 March 2013).
- South African National Biodiversity Institute 2012. Pollinators of South African crops. http://www.sanbi.org/sites/default/files/documents/documents/3-pollination-poster-8-august-2012.pdf (accessed 11 March 2013).
- The Science Of Pollinators 2011. UN report on insect pollinator decline. http://pollinatorscience.wordpress.com/2011/03/15/un-report-on-insect-pollinator-decline/ (accessed 11 March 2013).
- University Of Calgary 2013. Loss of wild insects hurts crops around the world. ScienceDaily. http://www.sciencedaily.com/releases/2013/02/130228155622.htm (accessed 11 March 2013).
- Van Engelsdorp, D., Hayes, J., Jr, Underwood, R.M. & Pettis, J. 2008. A survey of honey bee colony losses in the US, Fall 2007 to Spring 2008. http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0004071#authcontrib (accessed 11 March 2013).