1. V. V. Gusarov, A. A. Malkov, Zh. N. Ishutina, and A. A. Malygin, Pis’ma Zh. Tekh. Fiz. 24, 3 (1998) [Tech. Phys. Lett. 24, 1 (1998)].
2. S. V. Kazakov and N. I. Chernova, Zh. Fiz. Khim. 63(1), 223 (1989).
3. J. W. Cahn and J. E. Hilliard, J. Chem. Phys. 28, 258 (1958).
4. J. W. Cahn and J. E. Hilliard, J. Chem. Phys. 29, 131 (1959).
5. J. S. Langer, Ann. Phys. (Leipzig) 78, 421 (1973).