Theory for superconducting properties of the cuprates: doping dependence of the electronic excitations and shadow statesS. Grabowski, M. Langer, J. Schmalian and K. H. BennemannEurophys. Lett., 34 3 (1996) 219-224DOI: https://doi.org/10.1209/epl/i1996-00442-2
