Confined orbitals in fullerenes and quantum dots calculated by analytic continuation methodMilagros F. Morcillo-Arencibia, José Manuel Alcaraz-Pelegrina and Antonio J. SarsaEur. Phys. J. D, 75 3 (2021) 109DOI: https://doi.org/10.1140/epjd/s10053-021-00096-6