Goldman, Mikhail L’vovich. “Some Equivalent Criteria for the Boundedness of Hardy-Type Operators on the Cone of Quasimonotone Functions”. Eurasian Mathematical Journal 4, no. 4 (December 30, 2013): 43–63. Accessed August 5, 2025. https://emj.enu.kz/index.php/main/article/view/552.