OSTOJA-STARZEWSKI, M. On the admissibility of an isotropic, smooth elastic continuum. Archives of Mechanics, Warsaw, Poland, v. 57, n. 4, p. 345–355, 2005. Disponível em: http://am.ippt.gov.pl/index.php/am/article/view/v57p345. Acesso em: 17 jan. 2026.