HUDRAMOVICH, V. S.; HART, E. L. Projection-iterative version of the method of local variations for the problems of local stability of spherical shells . Reports of the National Academy of Sciences of Ukraine, Kyiv, Ukraine, n. 8, p. 35–42, 2025. DOI: 10.15407/dopovidi2015.08.035. Disponível em: https://nasu-periodicals.org.ua/index.php/dp/article/view/15141. Acesso em: 19 apr. 2026.