ZEHN, Manfred. Nachnutzbare FEM-Software in der DDR. Technische Mechanik - European Journal of Engineering Mechanics, [S. l.], v. 9, n. 1, p. 105–106, 2019. Disponível em: https://journals.ub.ovgu.de/index.php/techmech/article/view/1535. Acesso em: 9 may. 2024.