DIC - Cursos https://hdl.handle.net/10481/14754 2026-04-05T02:38:24Z 2026-04-05T02:38:24Z Railways project and design, high speed rail in Spain Calvo Poyo, Francisco Javier https://hdl.handle.net/10481/80797 2023-04-18T22:18:02Z Railways project and design, high speed rail in Spain Calvo Poyo, Francisco Javier Methodology for railway lines track calculation. High Speed Rail report in Spain.