A General Algorithm to Calculate the Inverse Principal p-th Root of Symmetric Positive Definite Matrices. Communications in Computational Physics, [S. l.], v. 25, n. 2, p. 564–585, 2018. DOI: 10.4208/cicp.OA-2018-0053. Disponível em: https://www.global-sci.com/index.php/cicp/article/view/6668. Acesso em: 5 dec. 2025.