FISCHER, Udo; GROCHLA, Joachim. Eigenschwingungsanalyse sektorsymmetrischer Strukturen. Technische Mechanik - European Journal of Engineering Mechanics, [S. l.], v. 4, n. 2, p. 47–51, 2020. Disponível em: https://journals.ub.ovgu.de/index.php/techmech/article/view/1745. Acesso em: 22 nov. 2024.