%0 Journal Article %A J. I. Abdullaev %A A. M. Khalkhuzhaev %A L. S. Usmonov %T Monotonicity of the eigenvalues of the two-particle Schr\"odinger operatoron a lattice %J Nanosistemy: fizika, himiâ, matematika %D 2021 %P 657-663 %V 12 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/NANO_2021_12_6_a0/ %G en %F NANO_2021_12_6_a0