KofanovV. A. (2003) “On Kolmogorov-Type Inequalities Taking into Account the Number of Changes in the Sign of Derivatives”, Ukrains’kyi Matematychnyi Zhurnal, 55(4), pp. 456-469. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/3919 (Accessed: 27July2024).