1. FSANZ Australia New Zealand Food Standards Code http://www.foodstandards.gov.au/code/Pages/default.aspx
2. Australian Pork Limited Australian Pig Annual: Supplement Issue 1 2009 http://australianpork.com.au/wp-content/uploads/2013/09/APA-Supplement-1-December-091.pdf
3. Department of Agriculture and Food The pig industry in WA http://www.agric.wa.gov.au/PC_93861.html?s=1001
4. Cutler R Holyoake P The structure and dynamics of the pig meat industry 2007 http://www.agriculture.gov.au/SiteCollectionDocuments/animal-plant/animal-health/livestock-movement/pig-movement-ead.pdf
5. US Environmental Protection Agency Method 3052: microwave assisted acid digestion of siliceous and organically based matrices 1996 http://www.epa.gov/osw/hazard/testmethods/sw846/pdfs/3052.pdf