EXPERIMENTAL STUDY OF THE SUPERCONDUCTING SPINEL SYSTEM Li1+xTi2-xO4 J. M. Heintz, M. Drillon, R. Kuentzler, Y. Dossmann, J. P. Kappler et F. Gautier J. Phys. Colloques, 49 C8 (1988) C8-2191-C8-2192 DOI: 10.1051/jphyscol:19888983