Valencia
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Merivale, W. (1902): Relative Advantages of long Easy Gradients, and of Short Steep Inclines, for Ascending Mountain Passes: as Exemplified by the South Western of Venezuela Railway and the Puerto-Cabello and Valencia Railway, Venezuela. In: Minutes of the Proceedings of the Institution of Civil Engineers, v. 147, n. 1902-1 ( 1902), pp. 280-289.
https://doi.org/10.1680/imotp.1902.18489
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Carruthers, J. (1889): The Trincheras Steep Incline on the Puerto Cabello and Valencia Railway, Venezuela. In: Minutes of the Proceedings of the Institution of Civil Engineers, v. 96, n. 1889-2 ( 1889), pp. 120-130.
https://doi.org/10.1680/imotp.1889.20790