Ivanov AF, Marushiyak P. On oscilation and asymptotic behaviour of solutions of one system of differential-functional equations of neutral type. Ukr. Mat. Zhurn. [Internet]. 1992Sep.8 [cited 2024Nov.24];44(8):1044-9. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/8032