Rebollo Alonso MT. Railway section between La Fregeneda (Salamanca) to Barca D’Alva (Portugal). Thirteen steel structure bridges and twenty tunnels in 17 km. Inf. constr. [Internet]. 2023Jun.21 [cited 2024May17];75(570):e501. Available from: https://informesdelaconstruccion.revistas.csic.es/index.php/informesdelaconstruccion/article/view/6151