BERGMANN, Stefan; HASSANI, Fereshteh; JAVANBAKHT, Zia; ASSMUS, Marcus. On a Fast Analytical Approximation of Natural Frequencies for Photovoltaic Modules. Technische Mechanik - European Journal of Engineering Mechanics, [S. l.], v. 40, n. 2, p. 191–203, 2020. DOI: 10.24352/UB.OVGU-2020-025. Disponível em: https://journals.ub.ovgu.de/index.php/techmech/article/view/1985. Acesso em: 3 may. 2024.