DRAGOMIR, S. S. A REFINEMENT OF HADAMARD’S INEQUALITY FOR ISOTONIC LINEAR FUNCTIONALS. Tamkang Journal of Mathematics, [S. l.], v. 24, n. 1, p. 101–106, 1993. DOI: 10.5556/j.tkjm.24.1993.4479. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/4479. Acesso em: 2 may. 2024.