[1]
M. K. Dauylbayev, M. Akhmet, A. E. Mirzakulova, and A. B. Uaissov, “Asymptotic convergence of the solution of the initial value problem for singularly perturbed higher-order integro-differential equation”, Int. j. math. phys., vol. 9, no. 1, pp. 50–59, Jun. 2018.