Karavaev Anatoly S. RussiaSaratovSaratov State University, 410012, Russia, Saratov, Astrakhanskaya street, 83karavaevas@gmail.com Author's articles Comparison of Methods for Phase Synchronization Diagnostics from Test Data Modeling Nonstationary Signals of Biological Nature Model of Cardiovascular System Autonomic Regulation with a Circuit of Baroreflectory Control of Mean Arterial Pressure in the Form of Delayed-Feedback Oscillator Recovery of Models of Time-delay Systems from Short Experimental Time Series Investigation of Delay Time in Interaction between the Regulatory Circuits in the Cardiovascular System of Healthy Humans Using Modeling of Phase Dynamics