LEACH, P. G. L. Emmy Noether and Linear Evolution Equations. Acta Polytechnica, [S. l.], v. 53, n. 3, 2013. DOI: 10.14311/1811. Disponível em: https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/1811.. Acesso em: 8 jul. 2025.