IGNATENKO, Marina V. Quadrature formulas of the Gaussian type with a diagonal weight matrix for matrix-valued functions. Journal of the Belarusian State University. Mathematics and Informatics, [S. l.], n. 1, p. 29–44, 2024. Disponível em: https://journals.bsu.by/index.php/mathematics/article/view/5661. Acesso em: 19 jul. 2026.