Publications:

1. Eugene Lebedev, Vadym Ponomarov. Optimal control of retrial queues with finite population and state-dependent service rate. Advances in Intelligent Systems and Computing. – 2019. - Vol 754. – pp. 359-369

2. Atencia I., Lebedev E., Ponomarov V., Livinska H. Special retrial queues with state-dependent input rate. Communications in Computer and Information Science. – 2019. – Vol. 1109. - pp. 73-85

3. I Chaikovsky, E Lebedev, V Ponomarev, A Nechiporuk. The relationship between ECG/HRV variables and socio¬economic factors : results of mass screening in the rural region of Ukraine. EAPC Essentials. – 2020. – Vol. 27 Issue 1_suppl. – p. 150

4. Eugene Lebedev, Vadym Ponomarov, Hanna Livinska. On Explicit Formulas of Steady-State Probabilities for the [M/M/c/c + m]-Type Retrial Queue. Stochastic Processes and Applications. – 2020. – Vol. 272 – pp. 105-119

5. Eugene Lebedev, Vadym Ponomarov, Oksana Pryshchepa. On Multiserver State-Dependent Retrial Queues Operating in Stationary Regime. Communications in Computer and Information Science. – 2021. – Vol. 1391. - pp. 95-107

6. I Chaikovsky, E Lebedev, H Du, Y Chen, V Ponomarev, Y Guo, Z Bian, L Li, Z Chen, R Clarke. Inter-relationships of different electrocardiographic indicators of left ventricular hypertrophy in 25,000 Chinese adults. European Heart Journal. – 2021. – Vol. 42, Issue Supplement_1. – pp. 35-36.

7. Eugene Lebedev, Vadym Ponomarov. On the problem of quality of service improvement in retrial queues. Тези міжнар. конф. «Problems of decision making under uncertainties» (PDMU-2019). – Хургада. – 2019. – С. 121

8. Eugene Lebedev, Vadym Ponomarov, and Hanna Livinska. On steady-state analysis of retrial queues with state-dependent input flow. Тези міжнар. конф. International Conference on Stochastic Processes and Algebraic Structures (SPAS-2019). – 2019. – Vasteras. – pp. 147-148

9. Eugene Lebedev, Vadym Ponomarov. On the research of health condition and social-economic characteristics dependency. Тези міжнар. конф. «Problems of decision making under uncertainties» (PDMU-2019). – Львів. – 2019. – С. 81

10. Eugene Lebedev, Vadym Ponomarov. Stationary regime for the m/m/с/c+m retrial queue with constant retrial rate. Тези міжнар. конф. «Problems of decision making under uncertainties» (PDMU-2020). – Баку-Шекі. – 2020. – С. 78

11. Eugene Lebedev, Vadym Ponomarov. On the problem of explicit representation of state-dependent retrial queues steady state probabilities. Тези міжнар. конф. «Problems of decision making under uncertainties» (PDMU-2021). – Східниця. – 2021. – С. 78