1. A. K. Zvezdin, K. A. Zvezdin, and A. V. Khval’kovskii, “The generalized Landau–Lifshitz equation and spin transfer processes in magnetic nanostructures,Phys. Usp. 51, 412–417 (2008).
2. N. Locatelli, V. Cros, and J. Grollier, “Spin-torque building blocks,” Nature Mater. 13, 11–20 (2014).
3. A. V. Khvalkovskiy, D. Apalkov, S. Watts, R. Chepulskii, R. S. Beach, A. Ong, X. Tang, A. Driskill-Smith, W. H. Butler, P. B. Visscher, D. Lottis, E. Chen, V. Nikitin, and M. Krounbi, “Basic principles of STT-MRAM cell operation in memory arrays,” Appl. Phys. 46, 074001 (2013).
4. A. Dussaux, B. Georges, J. Grollier, V. Cros, A. V. Khvalkovskiy, A. Fukushima, M. Konoto, H. Kubota, K. Yakushiji, S. Yuasa, K. A. Zvezdin, K. Ando, and A. Fert, “Large microwave generation from current-driven magnetic vortex oscillators in magnetic tunnel junctions,” Nature Comm. 1, 8 (2010).
5. K. Yu. Guslienko, “Magnetic vortex state stability, reversal and dynamics in restricted geometries,” J. Nanosci. Nanotech. 8, 2745–2760 (2008).