Tensorial and Hadamard product inequalities for functions of selfadjoint operators in Hilbert spaces in terms of Kantorovich ratio. Extracta Mathematicae, [S. l.], v. 38, n. 2, p. 237–250, 2023. DOI: 10.17398/2605-5686.38.2.237. Disponível em: https://revista-em.unex.es/index.php/EM/article/view/2605-5686.38.2.237.. Acesso em: 20 may. 2024.