| http://www.w3.org/ns/prov#value | - The ticket body, represented in a perspective view in FIG. 2, is formed by a central paper layer of approximately 0.5 mm thick and two thin layers of coating or recto-verso overlays 18 and 20 made of paper or plastic such as polyester or polyvinyl chloride with a thickness ranging from 0.03 mm to 0.05 mm.
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