XIAO, H. On anisotropic functions of vectors and second order tensors - all subgroups of the transverse isotropy group C∞h. Archives of Mechanics, Warsaw, Poland, v. 50, n. 2, p. 281–319, 1998. DOI: 10.24423/aom.1468. Disponível em: http://am.ippt.gov.pl/index.php/am/article/view/v50p281. Acesso em: 17 jan. 2026.