[IEEE 2016 International Conference "Stability and Oscillations of Nonlinear Control Systems" (Pyatnitskiy's Conference) (STAB) - Moscow, Russia (2016.6.1-2016.6.3)] 2016 International Conference Stability and Oscillations of Nonlinear Control Systems (Pyatnitskiy's Conference) - Razumikhin conditions in partial stability problem for delay systems