Marti-Florences M., Cecilia A., Ortega R., Bobtsov A., Costa-Castello R. OCV Estimation in electrochemical batteries with an unknown linear model and finite excitation. Automatica. 2025. Vol. 132. No. Part B. pp. 117665.. doi: 10.1016/j.est.2025.117665
Romero J.G., Ortega R., Nuno E., Bobtsov A. Robust adaptive consensus of perturbed Euler–Lagrange agents with unknown time varying disturbances. Automatica. 2025. Vol. 174. pp. 112170.. doi: 10.1016/j.automatica.2025.112170
Bobtsov A., Mancilla-David F., Aranovskiy S., Ortega R. Identification of the Photovoltaic Module Dynamic Model via Dynamic Regressor Extension and Mixing. IEEE Transactions on Control Systems Technology. 2025. Vol. 33. No. 2. pp. 799-806.. doi: 10.1109/tcst.2024.3483438
Ortega R., Yi B., Bobtsov A., Pyrkin A., Sinetova M. Adaptive state observers for a class of nonlinear systems: The non-triangular and non-state-affine case. Systems & Control Letters. 2025. Vol. 196. pp. 106020.. doi: 10.1016/j.sysconle.2025.106020
Ortega R., Bobtsov A., Nikolaev N., Costa-Castello R. Parameter estimation of two classes of nonlinear systems with non-separable nonlinear parameterizations. Automatica. 2024. Vol. 163. pp. 111559.. doi: 10.1016/j.automatica.2024.111559
Beltran C.A., Bobtsov A., Ortega R., Langarica-Cordoba D., Cisneros R., Diaz-Saldierna L. Online Parameter Estimation of the Polarization Curve of a Fuel Cell with Guaranteed Convergence Properties: Theoretical and Experimental Results. IEEE Transactions on Industrial Electronics. 2024. Vol. 71. No. 11. pp. 14776-14783.. doi: 10.1109/tie.2024.3368133
Bobtsov A., Ortega R., Romero J., Nuno E. Robust Consensus of Perturbed Euler-Lagrange Agents with Unknown Disturbances. IFAC-PapersOnLine. 2024. Vol. 58. No. 6. pp. 190-195.. doi: 10.1016/j.ifacol.2024.08.279
Zonetti D., Ortega R., Cisneros R., Bobtsov A., Mancilla-David F., Gomis-Bellmunt O. An observer-based composite identifier for online estimation of the Thevenin equivalent parameters of a power system. Asian Journal of Control. 2024. Vol. 26. No. 5. pp. 2229-2241.. doi: 10.1002/asjc.3345
Bobtsov A., Ortega R., Nikolaev N., Lorenz-Meyer M., Schiffer J. State Observation of Power Systems Equipped with Phasor Measurement Units: The Case of Fourth Order Flux-Decay Model. IEEE Transactions on Automatic Control. 2022. Vol. 67. No. 4. pp. 2123-2130.. doi: 10.1109/TAC.2021.3073887
Бобцов А.А., Николаев Н.А., Ортега Мартинес Р., Слита О.В., Козачёк О.А. Адаптивный наблюдатель переменных состояния линейной нестационарной системы с частично неизвестными параметрами матрицы состояния и вектора входа [Adaptive State Observer for Linear Time-Varying System with Partially Unknown State Matrix and Input Matrix Parameters]. Мехатроника, автоматизация, управление [Mekhatronika, Avtomatizatsiya, Upravlenie]. 2022. Т. 23. № 6. С. 283-288.. doi: 10.17587/mau.23.283-288
Bobtsov A., Nikolaev N., Ortega R., Efimov D., Kozachek O. State Observation of Affine-in-the-States Systems with Unknown Time-Varying Parameters and Output Delay. IFAC-PapersOnLine. 2022. Vol. 55. No. 12. pp. 341-346.. doi: 10.1016/j.ifacol.2022.07.335
Бобцов А.А., Ортега Мартинес Р., Николаев Н.А., Слита О.В., Козачёк О.А., Ван Ч. Оценка переменных состояния математической модели конвертора Чука с частично неизвестными параметрами [Estimation of state variables in the Cuk converter mathematical model with partially unknown parameters]. Мехатроника, автоматизация, управление [Mekhatronika, Avtomatizatsiya, Upravlenie]. 2021. Т. 22. № 9. С. 451-458.. doi: 10.17587/mau.22.451-458
Bobtsov A., Nikolaev N., Ortega R., Efimov D.V. State Observation of Affine-in-the-States Time-Varying Systems with Unknown Parameters and Delayed Measurements. IFAC-PapersOnLine. 2021. Vol. 54. No. 14. pp. 108-113.. doi: 10.1016/j.ifacol.2021.10.337
Pyrkin A., Bobtsov A., Vedyakov A., Ortega R., Vediakova A., Sinetova M. A flux and speed observer for induction motors with unknown rotor resistance and load torque and no persistent excitation requirement. International Journal of Adaptive Control and Signal Processing. 2021. Vol. 35. No. 8. pp. 1578-1593.. doi: 10.1002/acs.3258
Ortega R.S., Pyrkin A., Bobtsov A., Efimov D., Aranovskiy S. A Globally Convergent Adaptive Indirect Field-Oriented Torque Controller for Induction Motors. Asian Journal of Control. 2020. Vol. 22. No. 1. pp. 11-24.. doi: 10.1002/asjc.1904
Barabanov N.E., Ortega R.S. Global Consensus of Time-Varying MultiAgent Systems Without Persistent Excitation Assumptions. IEEE Transactions on Automatic Control. 2018. Vol. 63. No. 11. pp. 3935-3939.. doi: 10.1109/TAC.2018.2803114
Ortega Martines R., Pantelei E.V., Bobtsov A.A. Comments on “Comparison of architectures and robustness of model reference adaptive controllers and L1–adaptive controllers”. International Journal of Adaptive Control and Signal Processing. 2016. Vol. 30. No. 1. pp. 125-127.. doi: 10.1002/acs.2581
Bobtsov A.A., Pyrkin A.A., Ortega R.S. A New Approach for Estimation of Electrical Parameters and Flux Observation of Permanent Magnet Synchronous Motors. International Journal of Adaptive Control and Signal Processing. 2016. Vol. 30. No. 8-10. pp. 1434-1448.. doi: 10.1002/acs.2579
Aranovskiy S.V., Bobtsov A.A., Pyrkin A.A., Ortega Martines R., Chaillet A. Flux and Position Observer of Permanent Magnet Synchronous Motors with Relaxed Persistency of Excitation Conditions. IFAC Proceedings Volumes (IFAC-PapersOnline). 2015. Vol. 48. No. 11. pp. 301–306.. doi: 10.1016/j.ifacol.2015.09.202
Aranovskiy S.V., Ortega R.S., Cisneros R. Robust PI Passivity-Based Control of Nonlinear Systems: Application to Port-Hamiltonian Systems and Temperature Regulation. Proceedings of the American Control Conference. 2015. Vol. 2015. pp. 434-439.. doi: 10.1109/ACC.2015.7170774
Efimov D.V., Ortega R.S., Schiffer J. ISS of Multistable Systems with Delays: Application to Droop-Controlled Inverter-Based Microgrids. Proceedings of the American Control Conference. 2015. Vol. 2015. pp. 4664-4669.. doi: 10.1109/ACC.2015.7172064