1. Y. Tokura, Colossal Magnetoresistive Oxides, Ed. by Y. Tokura (Gordon and Beach, Amsterdam, 2000), p. 2.
2. S. S. P. Parkin, K. P. Roche, M. G. Samant, et al., J. Appl. Phys. 85, 5828 (1999).
3. A. Goyal, M. Rajeswari, R. Shreekala, et al., Appl. Phys. Lett. 71, 2535 (1997).
4. Yu. A. Boikov, T. Klaeson, and A. Yu. Boikov, Zh. Tekh. Fiz. 71(10), 54 (2001) [Tech. Phys. 46, 1260 (2001)].
5. Yu. A. Boikov, T. Claeson, and A. Yu. Boikov, Fiz. Tverd. Tela (St. Petersburg) 45, 1040 (2003) [Phys. Solid State 45, 1090 (2003)].