BLUMAN, G.; GANGHOFFER, J.F. Connecting Euler and Lagrange systems as nonlocally related systems of dynamical nonlinear elasticity. Archives of Mechanics, Warsaw, Poland, v. 63, n. 4, p. 363–382, 2011. Disponível em: http://am.ippt.gov.pl/index.php/am/article/view/v63p363. Acesso em: 17 jan. 2026.