1. http://www.plasticpipe.org/pdf/hdpe-pipe-used-in-nuclear-power-industy.pdf.
2. http://www.nrc.gov/public-involve/conference-symposia/ric/past/2011/docs/posters/04-hdpe-piping-final.pdf.
3. ASME Boiler and Pressure Vessel Committee, ASME B&PV Code Case N-755: Use of Polyethylene (PE) Class 3 Plastic Pipe, Section III, Division I and Section XI,2007
4. ASME Boiler and Pressure Vessel Committee, ASME B&PV Code Case N-755-3: Use of Polyethylene (PE) Class 3 Plastic Pipe, Section III, Division I and Section XI,2015
5. NRC concerns regarding the use of HDPE piping in safety-related nuclear applications;Focht,2011