Didenko, V. D., Korenovskii, A. A., & Tuah, N. J. (2016). Numerical interpretation of the Gurov – Reshetnyak inequality on the real line. Ukrains’kyi Matematychnyi Zhurnal, 68(12), 1607-1619. https://umj.imath.kiev.ua/index.php/umj/article/view/1947