Babenko VF, Churilova MS. Comparison of exact constants in Kolmogorov-type inequalities for periodic and nonperiodic functions of many variables. Ukr. Mat. Zhurn. [Internet]. 2006May25 [cited 2024Nov.22];58(5):597–606. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3478