Photoemission study on the valence bands of DMe-DCNQI derived charge-transfer salts D. Schmeißer, A. Gonzales, J. U. von Schütz, H. Wachtel et H. C. Wolf J. Phys. I France, 1 9 (1991) 1347-1354 DOI: 10.1051/jp1:1991110