Radjabov, T., Nurmurodov, J. and Aliev, N. (2026) “Existence conditions for periodic solutions for differential equations with piecewise constant arguments of mixed type”, «ACTA NUUz», 2(2.1), pp. 92–98. Available at: http://journals.nuu.uz/index.php/actanuuz/article/view/11810 (Accessed: 30 April 2026).