Holovatsky, V.A., and M.Y. Yakhnevych. “Effect of Electric Field on Energy Spectrum and Intersubband Absorption Coefficient of Electron in Spherical Multilayered Quantum Dot CdSe ZnS CdSe”. Physics and Chemistry of Solid State, vol. 18, no. 3, Sept. 2017, pp. 297-01, doi:10.15330/pcss.18.3.297-301.