XIAO, H. A unified theory of representations for scalar-, vector- and second order tensor-valued anisotropic functions of vectors and second order tensors. Archives of Mechanics, Warsaw, Poland, v. 49, n. 6, p. 995–1039, 1997. Disponível em: https://am.ippt.pan.pl/index.php/am/article/view/v49p995. Acesso em: 7 dec. 2025.