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1Actes de congresos LlibrePublicat 1973“…Specialty Conference on Cold-Formed Steel Structures St. Louis, Mo.…”
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2Actes de congresos LlibrePublicat 1978“…International Specialty Conference on Cold-Formed Steel Structures St. Louis, Mo.…”
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3Actes de congresos LlibrePublicat 1981“…International Specialty Conference on Cold-Formed Steel Structures St. Louis, Mo.…”