Proyecto y construccion de la linea ferrea ferrominera-siderurgica del Orinoco (Puerto Ordaz, Venezuela)
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| Format: | Tesis de licenciatura |
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México
1983
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000021782 https://tesiunamdocumentos.dgb.unam.mx/pmig2019/0021782/Index.html |