Dauylbayev M, Aviltay N, Kadirbekov B. Asymptotic estimates of the solution of the boundary value problem for singularly perturbed integro-differential equations. JMMCS [Internet]. 2020 Jun. 26 [cited 2024 Jul. 3];106(2):39-4. Available from: https://bm.kaznu.kz/index.php/kaznu/article/view/761