1. International Standard, ISO 9080, Plastics piping and ducting systems—determination of the long term hydrostatic strength of thermoplastics materials in pipe form by extrapolation, 2003(E).
2. Standard extrapolation method, version 1.15, BECETEL (Belgian Research Centre for Pipes and Fittings).
3. European Standard, EN705, Plastics piping systems—glass-reinforced thermosetting plastics (GRP) pipes and fittings—methods for regression analysis and their use, 1994 (AC 1995).
4. Effect of aqueous environment on the long-term behavior of glass fiber-reinforced plastics pipes;Farshad;Polymer Testing,2004
5. M. Farshad, A. Necola, Strain corrosion of glass Fiber-reinforced plastics pipes, Polymer Testing 23 (5) (2004) 517–521.