AHMAD, F. Invariants of a Cartesian tensor of rank 3. Archives of Mechanics, Warsaw, Poland, v. 63, n. 4, p. 383–392, 2011. DOI: 10.24423/aom.392. Disponível em: https://am.ippt.pan.pl/index.php/am/article/view/v63p383. Acesso em: 23 jan. 2026.