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Revista ECIPERÚ Volumen 4 Número 1 Página 14:
Paper that explains in detail, the Challenges of the Conventional Transportation Projects of Lima-Peru: published at the Revista ECIPERU (Journal of the Proceedings of the Sciences International Meeting) Volume 4 Number 1 Page 14, in Peruvian tradition, several contributions of science and technology are for free, like this importante Journal: