1. O’Dwyer J. J., Theory of Dielectric Breakdown in Solids (Clarendon Press, Oxford, 1964);
2. Wolters D. R. and Zegers-van Duijnhoven A. T. A., J. Vac. Sci. Technol. A5, 1563 (1987);
3. Coelho R., Physics of Dielectrics (Elsevier, Lausanne, 1979);
4. Waser R. and Smyth D. M., Ferroelectric Thin Films, eds. Paz de Araujo C. A., Scott J. F., and Taylor G. W. (Gordon & Breach, New York, 1996) p.47;
5. Williams R., Phys. Rev. 125, 850 (1962)