Citation: Pardo, H.; Negreira, C.A.; Ortiz, W.A.; Toby, B.; Suescun, L.; Araujo-Moreira, F.M.; Mombru, A.W.; Quagliata, E.; Prassides, K. (1999). A new structure in the RE Ba Cu Fe O5+d series: La Ba Cu Fe O5+d. Structure and magnetic properties in the La1-x Prx Ba Cu Fe O5+d system. Physica C (Amsterdam), 313, pp. 105-114.