A NON-PERTURBATIVE GREEN FUNCTION TECHNIQUE FOR CALCULATIONS OF NON-LINEAR TRANSPORT PROPERTIES A. P. Jauho, J. W. Wilkins et F. P. EspositoJ. Phys. Colloques, 42 C7 (1981) C7-301-C7-306DOI: https://doi.org/10.1051/jphyscol:1981736
