GRIGORENKO, A. .; BORYSENKO, M. .; BOYCHUK, O. .; SPERKACH, S.; BEZUGLAYA, A. . Free vibrations of pentagonal plates with a hole. Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 1, p. 24–32, 2023. DOI: 10.15407/dopovidi2023.01.024. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/2023-1-4. Acesso em: 9 may. 2026.