BABENKO, Yu. V. Pointwise Inequalities of Landau–Kolmogorov Type for Functions Defined on a Finite Segment. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 53, n. 2, p. 238–243, 2001. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4239. Acesso em: 5 dec. 2025.