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Breaking new ground with Intrafor, in
"News. The VSL-Intrafor Magazine", 2001, n. 1 v. 12 .
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Home and dry, in
"Bridge Design & Engineering", 2nd Quarter 2008, n. 51 v. 14 .
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Bron, P. Le système de précontrainte VSL à torons, in
"Travaux", October 1974, n. 475 .
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