H. Dullmann and B. Eisele, The analysis of various landfill liners after 10 years exposure to leachate, Geocoafine, vol.93, pp.177-182, 1993.

C. Duquennoi, C. Bernhard, and S. Gaumet, Laboratory ageing of geomembranes in landfill leachates, Proceedings of the 5th International Landfill Symposium, Sardinia '95, pp.397-404, 1995.

D. Fayoux, F. Gousse, and F. Rummens, Assessment on a PVC geomembrane in a landfill after ten years, Proceedings of the Fourth International Landfill Conference, Sardinia *93, pp.369-378, 1993.

G. Ferrand, Mise au point et realisation d'une experience de vieillissernent acceler6 de geomembranes, au contact de solvants, 1995.

G. Ferrand, Effets ä long terme de l'action physico-chinlique et chimique des solvants sur les proprietes mecaniques des geomembranes, 1995.

H. E. Haxo and . Jr, Compatibility of Flexible Membrane Liners and Municipal Solid Waste Leachates, 15th Annual Research Symposium on Remedial Action, Treaünent and Disposal of Hazardous Waste, 1989.

R. M. Koemer, Long tenn durability and ageing of geomembranes. In Waste Containment Systems: Construction, regulation and performance. Geotechnical special publication n Q 26, pp.106-134, 1990.

A. E. Lord and R. M. Koener, Residual stress measurements in geomembranes sheets and seams- Geosynthetics'Conference, pp.333-337, 1991.

A. L. Rollin, The investigation of a seven year old HDPE geomembrane used in a landfill, Proceedings of the Ttürd International Landfill Conference, Sardinia '91, pp.667-677, 1991.

R. Surmann, P. Pierson, and R. Cottour, Geomembrane liner performance and long terme durability, Proceeding of the Fifth International Landfill Conference, pp.405-414, 1995.

L. Tisinger, I. D. G-"-peggs, &. H. Haxo, and . Jr, Chemical Compatibility Testing of Geomembranes In : Geomembranes : Identification and Performance Testing, pp.268-307, 1991.