1. Elastic equilibrium of a plane anisotropic medium weakened by arbitrary curvilinear cracks;Fil'shtinskii,1976
2. Fracture mechanics of piezoelectric materials. Rectilinear tunnel crack on the boundary with a conductor;Kudriavtsev;PMM,1975
3. Periodic system of cracks at the boundary between the dielectric and a solid conductor;Kudriavtsev,1976
4. Physical properties of Crystals;Nye,1957