T-matrix analysis of biexcitonic correlations in the nonlinear optical response of semiconductor quantum wellsR. Takayama, N. H. Kwong, I. Rumyantsev, M. Kuwata-Gonokami and R. BinderEur. Phys. J. B, 25 4 (2002) 445-462DOI: https://doi.org/10.1140/epjb/e20020051