The ubiquity of the new organic conductor ditetramethyldithiadiselenafulvalene-hexafluorophosphate (TMDTDSF )2PF6 P. Auban, D. Jérome, K. Lerstrup, I. Johannsen, M. Jorgensen et K. Bechgaard J. Phys. France, 50 18 (1989) 2727-2739 DOI: 10.1051/jphys:0198900500180272700