Magnetic properties of the new π -d organic superconductor β -(BDA-TTP)2FeCl4 M. Tokumoto, K. Ishii, H. Tanaka, H. Akutsu, J. Yamada, E.S. Choi, J.S. Brooks et K. Ishida J. Phys. IV France, 114 (2004) 385-386 DOI: 10.1051/jp4:2004114091