RT Book, Section T1 The Energy Union: The EU at Work A1 Nieto Fernández, María Isabel A2 Ruiz Campillo, Xira PB World Scientific Publishing Europe SN 9781786348142 YR 2020 FD 2020 LK https://hdl.handle.net/20.500.14352/8790 UL https://hdl.handle.net/20.500.14352/8790 LA spa DS Docta Complutense RD 13 abr 2025