New electronic phase transitions in α -(BEDT-TTF)2KHg(SCN)4 M.V. Kartsovnik, D. Andres, W. Biberacher, P.D. Grigoriev, E.A. Schuberth and H. Müller J. Phys. IV France, 114 (2004) 191-197 DOI: 10.1051/jp4:2004114043