Borges,, J. Ferry On the evaluation of the safety of old metallic bridges / J. Ferry Borges, J. Marecos, L. Cunha Ferraz

On the evaluation of the safety of old metallic bridges / J. Ferry Borges, J. Marecos, L. Cunha Ferraz . - Lisboa : Laboratório Nacional de Engenharia Civil, 1957 . - 14, [8] p. 24 cm . - (Technical Paper; nº.105))
624.21:624.014
624.014:624.21