K. Andres, H. Posselt, ND. Kushch, M. Kund, W. Biberacher, G. Saito: PECULIARITIES OF THE ELECTRONIC-PROPERTIES OF THE KAPPA-PHASE STRUCTURES (BEDT-TTF)(2)CU(N(CN)(2))X WITH X=CL, BR, I. 1995Acta Physica Polonica A: 87. ISBN 0587-4246