Justification of Direct Scheme for Asymptotic Solving Three-Tempo Linear-Quadratic Control Problems under Weak Nonlinear Perturbations. - Galina A. Kurina; Margarita Kalashnikova (Axioms, 2022)

Singularly Perturbed Problems with Multi-Tempo Fast Variables. - Galina A. Kurina; Margarita Kalashnikova (Autom. Remote. Control., 2022)