“Asymptotic representations of regularly varying $P_{\omega}(Y_0,Y_1,\lambda_0)$-solutions of the second-order differential equation, which contains the product of different types of nonlinearities of an unknown function and its derivative” (2022) Neliniini Kolyvannya, 25(1), pp. 133–144. Available at: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/1062 (Accessed: 21 January 2026).