D. Andres, MV. Kartsovnik, W. Biberacher, K. Neumaier, E. Schuberth, H. Muller: Superconductivity in the charge-density-wave state of the organic metal alpha-(BEDT-TTF)(2)KHg(SCN)(4). 2005Physical Review B: 72. ISBN 1098-0121 http://dx.doi.org/10.1103/PhysRevB.72.174513