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. НК [Internet]. 2022 Mar. 29 [cited 2026 Jan. 21];25(1):133-44. Available from: https://twinhead.imath.kiev.ua/index.php/nosc/article/view/1062