Mazunin V.P. Dvoynikov D.A. Improving response in control of adjustable electric drives of mechanisms with elastic links // Russian Electrical Engineering. 2012. Volume 83, No 10. P. 556-561. more in detail>> Mazunin V.P. Dvoynikov D.A. Parameteric limitations in nonlinear control systems of mechanisms with elasticity // Russian Electrical Engineering. 2010. V. 81, N. 5. P. 227-231. more in detail>>