1.
Nikodem K, Rajba T. Ohlin and Levin-Stečkin-type results for strongly convex functions. Ann. Math. Sil. [Internet]. 2020 Jul. 16 [cited 2025 May 7];34(1):123-32. Available from: https://trrest.vot.pl/ojsus/index.php/AMSIL/article/view/13637