%0 Journal Article %A S. Fassari %A F. Rinaldi %T Exact calculation of the trace of the Birman--Schwinger operator of the one-dimensional harmonic oscillator perturbed by an attractive Gaussian potential %J Nanosistemy: fizika, himiâ, matematika %D 2019 %P 608-615 %V 10 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/NANO_2019_10_6_a0/ %G en %F NANO_2019_10_6_a0