Oleg Sumenkov Ivan M. Tarabukin Leonid M. Fridman Sergei V. Gusev Lyapunov Redesign based SMC design for a class of perturbed periodic LTV systems. 7001-7006 2025 CDC https://doi.org/10.1109/CDC57313.2025.11312512 conf/cdc/2025 db/conf/cdc/cdc2025.html#SumenkovTFG25 streams/conf/cdc