(NH4)[V1 - xIII VxIV (AsO4) F1 - x Ox]: A new mixed valence vanadium(III,IV) fluoro-arsenate with ferromagnetic interactions and electronic conductivity

1. Berrocal, T.
2. Mesa, J.L.
3. Pizarro, J.L.
4. Bazán, B.
5. Ruiz de Larramendi, I.
6. Arriortua, M.I.
7. Rojo, T.