Local Structure Study About Co in a-Axis Films of YBa2(Cu0.93Co0.07)3O7-δ Using Polarized XAFS F. Bridges, E.D. Bauer, C.H. Booth, Z. Kvitky, Z. Trajanovic, I. Takeuchi, C.J. Lobb et T. Venkatesan J. Phys. IV France, 7 C2 (1997) C2-1093-C2-1095 DOI: 10.1051/jp4:19972145