1. Parton, V. Z.: Fracture mechanics of piezoelectric materials. Acta Astro. 3, 671–683 (1976)
2. Shindo, Y., Ozawa, E., Nowacki, J. P.: Singular stress and electric fields of a cracked piezoelectric strip. Int. J. Appl. Electromagn. Mater.
1, 77–87 (1990)
3. Deeg, W. F. J.: The analysis of dislocation, crack, and inclusion problems in piezoelectric solids. Ph.D. thesis, Stanford University (1980)
4. Pak, Y. E.: Crack extension force in a piezoelectric material. ASME J. Appl. Mech.
57, 647–653 (1990)
5. Sosa, H. A.: On the fracture mechanics of piezoelectric solids. Int. J. Solids Struct.
29, 2613–2622 (1992)