Kofanov, V. A. and Miropol’skii, V. E. (2008) “On sharp Kolmogorov-type inequalities taking into account the number of sign changes of derivatives”, Ukrains’kyi Matematychnyi Zhurnal, 60(12), pp. 1642–1649. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/3278 (Accessed: 3May2024).