Gnatyuk, M.A., and V.M. Morozov. 2017. “Application of the Schwartz Method to the Calculation of Waveguide PAA in the Presence of Die-Lectric Inserts and Coatings”. Radiotekhnika 3 (190):70-76. https://doi.org/10.30837/rt.2017.3.190.10.