1. Degradation of polymers in nature, Dow Corning, Ref. no. 01-1112-01. .
2. Applied Flow and Solute Transport Modeling in Aquifers: Fundamental Principles and Analytical and Numerical Method;Batu,2006
3. Photo-oxidative degradation of nylon 6,6 under accelerated weathering;Thanki;Polymer,1998
4. C. Bastioli, Handbook of Biodegradable Polymers, iSmithers Rapra Publishing, Shawbury, Shrewsbury, Shropshire (UK), 2005, p. 5.
5. Biodegradation of polymers;Premraj;Int. J. Biotechnol.,2004