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| | Structurae [en]: Maracaibo Bridge (1962) |
 | | The Bridge Spanning Lake Maracaibo in Venezuela, Bauverlag GmbH, Berlin (Germany), 1963. |
 | | Sarcos Portillo, Antonio Structural Study of Piers 30 and 33 Bearing Saddles, Maracaibo Bridge, Venezuela, in "Structural Engineering International", February 2002, n. |
 | | Sarcos Portillo, Antonio R. Evaluating the Central Piers of the Maracaibo Bridge, Venezuela, in "Structural Engineering International", May 1999, n. |
| www.structurae.net /structures/data/index.cfm?ID=s0000043 (315 words) |
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