1. Schut , J. 2011 Where is Metabolix's PHA biopolymer? Plastics Engineering Blog http://plasticsengineeringblog.com
2. Smith-Teutsch , A. 2011 Following Coke's lead, PepsiCo introduces PET made from plant materials Waste & Recycling News http://www.plasticsnews.com
3. 2011 Press release http://www.marketresearch.com/product/display.asp?productid=6065128,2011
4. 2010 Plastics & Rubber Weekly http://www.plasticsnews.com
5. Shen , L. Haufe , J. Patel , M.K. 2009 Product overview and market projection of emerging bio-based plastics