D. A. Tursunov, M. O. Orozov, A. A. Halmatov, “Asymptotics of the Solution to the Boundary-Value Problems with Non Smooth Coefficient”, Lobachevskii J Math, 41, no. 6, 2020, 1115
D. A. Tursunov, Z. M. Sulaimanov, A. A. Khalmatov, “Singularly Perturbed Ordinary Differential Equation with Turning Point and Interior Layer”, Lobachevskii J Math, 42, no. 12, 2021, 3016
D. A. Tursunov, K. G. Kozhobekov, A. A. Shoorukov, “Asymptotics of the Solution of Bisingularly Perturbed First Boundary Value Problem”, Lobachevskii J Math, 43, no. 2, 2022, 506
D. A. Tursunov, Ybadylla Bekmurza uulu, “Asymptotic Solution of the Robin Problem with a Regularly Singular Point”, Lobachevskii J Math, 42, no. 3, 2021, 613
D. A. Tursunov, A. Z. Zulpukarov, A. O. Mamytov, “Asymptotics of the Solution of the Bisingular Dirichlet Problem for a Ring with an Intermediate Boundary Layer”, Lobachevskii J Math, 44, no. 10, 2023, 4393
K. S. Alybaev, A. M. Juraev, M. N. Nurmatova, “Delay in Solving Autonomous Singularly Perturbed Equations Near an Unstable Equilibrium Position”, Lobachevskii J Math, 45, no. 3, 2024, 912
D. A. Tursunov, A. S. Sadieva, K. G. Kozhobekov, E. A. Tursunov, “Asymptotics of the Solution of the Cauchy Problem with an Unstable Spectrum and Prolonging Loss of Stability”, Lobachevskii J Math, 45, no. 3, 2024, 1309