Ort, O. G., and N. R. Vovk. “The Classical Boundary Problem of the Transition of a Spherical Type-I Superconductor to the Normal State With Increasing of the Applied Uniform Magnetic Field (methodical Development)”. Journal of V. N. Karazin Kharkiv National University. Series Physics, no. 33, Dec. 2020, pp. 82-103, doi:10.26565/2222-5617-2020-33-06.