Ordering effects in the crystal structure and electrochemical properties of the Gd<inf>0.5</inf>Ba<inf>0.5</inf>Mn<inf>0.5</inf>Fe<inf>0.5</inf>O<inf>3-δ</inf> perovskite

1. Muñoz-Gil, D.
2. Ávila-Brande, D.
3. Urones-Garrote, E.
4. García-Martín, S.