Bifurcations of Finite-Time Stable Limit Cycles from Focus Boundary Equilibria in Impacting Systems, Filippov Systems, and Sweeping Processes. - Oleg Makarenkov; Lakmi Niwanthi Wadippuli Achchige (Int. J. Bifurc. Chaos, 2018)

A Continuation Principle for Periodic BV-Continuous State-Dependent Sweeping Processes. - Mikhail Kamenskii; Oleg Makarenkov; Lakmi Niwanthi Wadippuli Achchige (SIAM J. Math. Anal., 2020)