Краснодембський АМ. PERIODICITY OF DECISIONS OF SOME SYSTEM A FEW NONLINEAR DIFFERENTIAL EQUALIZATIONS OF ODD ORDER. Number [Internet]. 2019 Feb. 19 [cited 2025 Dec. 5];(1(33):118-23. Available from: https://pvntsh.nung.edu.ua/index.php/number/article/view/108