JEMIOŁO, S.; KWIECIŃSKI, M. On Irreducible Number of Invariants and Generators in the Constitutive Relationships. Engineering Transactions, [S. l.], v. 39, n. 2, p. 241–253, 1991. Disponível em: https://et.ippt.pan.pl/index.php/et/article/view/1625. Acesso em: 19 sep. 2025.