Cardone G., Pastukhova S.E., Perugia C., “Estimates in homogenization of degenerate elliptic equations by spectral method”, Asymptotic Anal., 81:3-4 (2013), 189–209
G. Cardone, “Asymptotic Analysis of an Eigenvalue in the Discrete Spectrum of a Quantum Waveguide”, 11th International Conference of Numerical Analysis and Applied Mathematics 2013, Pts 1 and 2 (ICNAAM-2013), AIP Conf. Proc., 1558, eds. Simos T., Psihoyios G., Tsitouras C., Amer. Inst. Phys., 2013, 1809–1812
T. Durante, “Asymptotic Behaviour of Eigenfunctions in a Thin Cylinder with Distorted Ends”, 11th International Conference of Numerical Analysis and Applied Mathematics 2013, Pts 1 and 2 (ICNAAM-2013), AIP Conf. Proc., 1558, eds. Simos T., Psihoyios G., Tsitouras C., Amer. Inst. Phys., 2013, 1813–1816
С. А. Назаров, “Схема интерпретации приближенных вычислений собственных значений, вкрапленных в непрерывный спектр”, Ж. вычисл. матем. и матем. физ., 53:6 (2013), 878–897 ; S. A. Nazarov, “Scheme for interpretation of approximately computed eigenvalues embedded in a continuous spectrum”, Comput. Math. Math. Phys., 53:6 (2013), 702–720