1.
Kopach M, Obshta A, Shuvar B. Two-sided inequalities with nonmonotone sublinear operators: Array. Carpathian Math. Publ. [Internet]. 2015 Jul. 3 [cited 2024 Mar. 28];7(1):78-82. Available from: https://journals.pnu.edu.ua/index.php/cmp/article/view/1385