A NEW SERIES OF RADICAL CATION SALTS : THE TRIMETHYLENETETRATHIA-FULVALENIUM PSEUDO HALIDES SALTS (tTTF2-X') D. Chasseau, J. Gaultier, J.L. Miane, C. Coulon, P. Delhaes, S. Flandrois, J.M. Fabre and L. Giral J. Phys. Colloques, 44 C3 (1983) C3-1223-C3-1227 DOI: 10.1051/jphyscol/1983169