The pressure-temperature phase diagram of pressure induced organic superconductors β-(BDA-TTP)2MCl4 (M = Ga, Fe) E.S. Choi, D. Graf, J.S. Brooks, J. Yamada and M. Tokumoto J. Phys. IV France, 114 (2004) 297-299 DOI: 10.1051/jp4:2004114064