Rezunenko, V.A. 2018. Diffraction of the field of vertical electric dipole on the spiral conductive sphere in the presence of a cone. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics. 88, (Dec. 2018), 17-26. DOI:https://doi.org/10.26565/2221-5646-2018-88-02.