LEONCHIK, E. Yu. On an estimate for the rearrangement of a function from the Muckenhoupt class $A_1$. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 62, n. 8, p. 1145–1148, 2010. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2944. Acesso em: 6 dec. 2025.