1. OIT depletion in HDPE geomembranes used in contact with solutions having very high and low pH;Abdelaal,2011
2. ASTM D 1193. Standard Specification for Reagent Water, ASTM International, West Conshohocken, Pennsylvania, USA.
3. ASTM D 5890. Standard Test Method for Swell Index of Clay Mineral Component of Geosynthetic Clay Liners, ASTM International, West Conshohocken, Pennsylvania, USA.
4. ASTM D 6766. Standard Test Method for Evaluation of Hydraulic Properties of Geosynthetic Clay Liners Permeated with Potentially Incompatible Aqueous Solutions, ASTM International, West Conshohocken, Pennsylvania, USA.
5. ASTM D 7348. Standard Test Methods for Loss on Ignition (LOI) of Solid Combustion Residues, ASTM International, West Conshohocken, Pennsylvania, USA.