Salo, V.; Rakivnenko, V.; Nechiporenko, V.; Kirichenko, A.; Horielyshev, S.; Onopreichuk, D.; Stefanov, V. Calculation of Stress Concentrations in Orthotropic Cylindrical Shells With Holes on the Basis of a Variational Method. EEJET 2019, 3, 11-17.